40672915 has 8 divisors (see below), whose sum is σ = 48845520. Its totient is φ = 32512992.

The previous prime is 40672903. The next prime is 40672927. The reversal of 40672915 is 51927604.

It is an interprime number because it is at equal distance from previous prime (40672903) and next prime (40672927).

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

It is a cyclic number.

It is not a de Polignac number, because 40672915 - 2¹⁷ = 40541843 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6672 + ... + 11218.

It is an arithmetic number, because the mean of its divisors is an integer number (6105690).

Almost surely, 2^40672915 is an apocalyptic number.

40672915 is a deficient number, since it is larger than the sum of its proper divisors (8172605).

40672915 is a wasteful number, since it uses less digits than its factorization.

40672915 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6341.

The product of its (nonzero) digits is 15120, while the sum is 34.

The square root of 40672915 is about 6377.5320461759. The cubic root of 40672915 is about 343.9023153092.

The spelling of 40672915 in words is "forty million, six hundred seventy-two thousand, nine hundred fifteen".