40152937 has 8 divisors (see below), whose sum is σ = 43872192. Its totient is φ = 36445200.

The previous prime is 40152923. The next prime is 40152943. The reversal of 40152937 is 73925104.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a de Polignac number, because none of the positive numbers 2^k-40152937 is a prime.

It is a super-2 number, since 2×40152937² = 3224516699451938, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 40152899 and 40152908.

It is not an unprimeable number, because it can be changed into a prime (40152337) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5487 + ... + 10507.

It is an arithmetic number, because the mean of its divisors is an integer number (5484024).

Almost surely, 2^40152937 is an apocalyptic number.

It is an amenable number.

40152937 is a deficient number, since it is larger than the sum of its proper divisors (3719255).

40152937 is a wasteful number, since it uses less digits than its factorization.

40152937 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5759.

The product of its (nonzero) digits is 7560, while the sum is 31.

The square root of 40152937 is about 6336.6345168394. The cubic root of 40152937 is about 342.4304993330.

The spelling of 40152937 in words is "forty million, one hundred fifty-two thousand, nine hundred thirty-seven".