40024156 has 6 divisors (see below), whose sum is σ = 70042280. Its totient is φ = 20012076.

The previous prime is 40024151. The next prime is 40024181. The reversal of 40024156 is 65142004.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40024151) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5003016 + ... + 5003023.

Almost surely, 2^40024156 is an apocalyptic number.

It is an amenable number.

40024156 is a deficient number, since it is larger than the sum of its proper divisors (30018124).

40024156 is a wasteful number, since it uses less digits than its factorization.

40024156 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10006043 (or 10006041 counting only the distinct ones).

The product of its (nonzero) digits is 960, while the sum is 22.

The square root of 40024156 is about 6326.4647315859. The cubic root of 40024156 is about 342.0640191134.

The spelling of 40024156 in words is "forty million, twenty-four thousand, one hundred fifty-six".