40757528 has 32 divisors (see below), whose sum is σ = 90352800. Its totient is φ = 16864512.

The previous prime is 40757473. The next prime is 40757531. The reversal of 40757528 is 82575704.

40757528 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×40757528² = 3322352177341568, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 40757491 and 40757500.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10925 + ... + 14172.

It is an arithmetic number, because the mean of its divisors is an integer number (2823525).

Almost surely, 2^40757528 is an apocalyptic number.

It is an amenable number.

40757528 is an abundant number, since it is smaller than the sum of its proper divisors (49595272).

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

40757528 is a wasteful number, since it uses less digits than its factorization.

40757528 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25139 (or 25135 counting only the distinct ones).

The product of its (nonzero) digits is 78400, while the sum is 38.

The square root of 40757528 is about 6384.1622786392. The cubic root of 40757528 is about 344.1406266578.

The spelling of 40757528 in words is "forty million, seven hundred fifty-seven thousand, five hundred twenty-eight".