40372766 has 12 divisors (see below), whose sum is σ = 70446528. Its totient is φ = 17302572.

The previous prime is 40372729. The next prime is 40372817. The reversal of 40372766 is 66727304.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 205886 + ... + 206081.

It is an arithmetic number, because the mean of its divisors is an integer number (5870544).

Almost surely, 2^40372766 is an apocalyptic number.

40372766 is a deficient number, since it is larger than the sum of its proper divisors (30073762).

40372766 is a wasteful number, since it uses less digits than its factorization.

40372766 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 411983 (or 411976 counting only the distinct ones).

The product of its (nonzero) digits is 42336, while the sum is 35.

The square root of 40372766 is about 6353.9567200289. The cubic root of 40372766 is about 343.0542743492.

The spelling of 40372766 in words is "forty million, three hundred seventy-two thousand, seven hundred sixty-six".