40616667 has 64 divisors (see below), whose sum is σ = 75550720. Its totient is φ = 20995200.

The previous prime is 40616659. The next prime is 40616669. The reversal of 40616667 is 76661604.

It is not a de Polignac number, because 40616667 - 2³ = 40616659 is a prime.

It is not an unprimeable number, because it can be changed into a prime (40616669) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 149742 + ... + 150012.

It is an arithmetic number, because the mean of its divisors is an integer number (1180480).

Almost surely, 2^40616667 is an apocalyptic number.

40616667 is a deficient number, since it is larger than the sum of its proper divisors (34934053).

40616667 is a wasteful number, since it uses less digits than its factorization.

40616667 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 361 (or 355 counting only the distinct ones).

The product of its (nonzero) digits is 36288, while the sum is 36.

The square root of 40616667 is about 6373.1206641645. The cubic root of 40616667 is about 343.7437106508.

The spelling of 40616667 in words is "forty million, six hundred sixteen thousand, six hundred sixty-seven".