40718336 has 26 divisors (see below), whose sum is σ = 81434922. Its totient is φ = 20357120.

The previous prime is 40718317. The next prime is 40718341. The reversal of 40718336 is 63381704.

It can be written as a sum of positive squares in only one way, i.e., 20647936 + 20070400 = 4544^2 + 4480^2 .

It is a Harshad number since it is a multiple of its sum of digits (32).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 875 + ... + 9066.

Almost surely, 2^40718336 is an apocalyptic number.

It is an amenable number.

40718336 is a deficient number, since it is larger than the sum of its proper divisors (40716586).

40718336 is an frugal number, since it uses more digits than its factorization.

40718336 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9965 (or 9943 counting only the distinct ones).

The product of its (nonzero) digits is 12096, while the sum is 32.

The square root of 40718336 is about 6381.0920695442. The cubic root of 40718336 is about 344.0302839753.

The spelling of 40718336 in words is "forty million, seven hundred eighteen thousand, three hundred thirty-six".