40788552 has 32 divisors (see below), whose sum is σ = 116539200. Its totient is φ = 11653824.

The previous prime is 40788523. The next prime is 40788557. The reversal of 40788552 is 25588704.

It is a self number, because there is not a number n which added to its sum of digits gives 40788552.

It is not an unprimeable number, because it can be changed into a prime (40788557) 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 7 ways as a sum of consecutive naturals, for example, 121227 + ... + 121562.

It is an arithmetic number, because the mean of its divisors is an integer number (3641850).

Almost surely, 2^40788552 is an apocalyptic number.

40788552 is a gapful number since it is divisible by the number (42) formed by its first and last digit.

It is an amenable number.

40788552 is an abundant number, since it is smaller than the sum of its proper divisors (75750648).

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

40788552 is a wasteful number, since it uses less digits than its factorization.

40788552 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 242805 (or 242801 counting only the distinct ones).

The product of its (nonzero) digits is 89600, while the sum is 39.

The square root of 40788552 is about 6386.5915792385. The cubic root of 40788552 is about 344.2279226864.

The spelling of 40788552 in words is "forty million, seven hundred eighty-eight thousand, five hundred fifty-two".