40751488 has 32 divisors (see below), whose sum is σ = 82730160. Its totient is φ = 19987968.

The previous prime is 40751461. The next prime is 40751489. The reversal of 40751488 is 88415704.

It is a tau number, because it is divible by the number of its divisors (32).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40751489) 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 3 ways as a sum of consecutive naturals, for example, 3781 + ... + 9787.

Almost surely, 2^40751488 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 40751488, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (41365080).

40751488 is an abundant number, since it is smaller than the sum of its proper divisors (41978672).

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

40751488 is an equidigital number, since it uses as much as digits as its factorization.

40751488 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6074 (or 6062 counting only the distinct ones).

The product of its (nonzero) digits is 35840, while the sum is 37.

The square root of 40751488 is about 6383.6892154929. The cubic root of 40751488 is about 344.1236260187.

The spelling of 40751488 in words is "forty million, seven hundred fifty-one thousand, four hundred eighty-eight".