40551360 has 112 divisors (see below), whose sum is σ = 131344416. Its totient is φ = 10596352.

The previous prime is 40551359. The next prime is 40551361. The reversal of 40551360 is 6315504.

It is an interprime number because it is at equal distance from previous prime (40551359) and next prime (40551361).

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a self number, because there is not a number n which added to its sum of digits gives 40551360.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40551361) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 50482 + ... + 51278.

It is an arithmetic number, because the mean of its divisors is an integer number (1172718).

Almost surely, 2^40551360 is an apocalyptic number.

40551360 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 40551360, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (65672208).

40551360 is an abundant number, since it is smaller than the sum of its proper divisors (90793056).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

40551360 is a wasteful number, since it uses less digits than its factorization.

40551360 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 870 (or 860 counting only the distinct ones).

The product of its (nonzero) digits is 1800, while the sum is 24.

The square root of 40551360 is about 6367.9949748724. The cubic root of 40551360 is about 343.5593781696.

Adding to 40551360 its reverse (6315504), we get a palindrome (46866864).

The spelling of 40551360 in words is "forty million, five hundred fifty-one thousand, three hundred sixty".