40542576 has 40 divisors (see below), whose sum is σ = 106969344. Its totient is φ = 13225920.

The previous prime is 40542559. The next prime is 40542587. The reversal of 40542576 is 67524504.

It is a congruent number.

It is an unprimeable number.

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, 6730 + ... + 11241.

Almost surely, 2^40542576 is an apocalyptic number.

It is an amenable number.

40542576 is an abundant number, since it is smaller than the sum of its proper divisors (66426768).

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

40542576 is a wasteful number, since it uses less digits than its factorization.

40542576 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18029 (or 18023 counting only the distinct ones).

The product of its (nonzero) digits is 33600, while the sum is 33.

The square root of 40542576 is about 6367.3052384820. The cubic root of 40542576 is about 343.5345697661.

The spelling of 40542576 in words is "forty million, five hundred forty-two thousand, five hundred seventy-six".