40108456 has 16 divisors (see below), whose sum is σ = 75346740. Its totient is φ = 20016000.

The previous prime is 40108427. The next prime is 40108459. The reversal of 40108456 is 65480104.

It can be written as a sum of positive squares in 2 ways, for example, as 33524100 + 6584356 = 5790^2 + 2566^2 .

It is not an unprimeable number, because it can be changed into a prime (40108459) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 45 + ... + 8956.

Almost surely, 2^40108456 is an apocalyptic number.

It is an amenable number.

40108456 is a deficient number, since it is larger than the sum of its proper divisors (35238284).

40108456 is a wasteful number, since it uses less digits than its factorization.

40108456 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9564 (or 9560 counting only the distinct ones).

The product of its (nonzero) digits is 3840, while the sum is 28.

The square root of 40108456 is about 6333.1237158293. The cubic root of 40108456 is about 342.3040056472.

The spelling of 40108456 in words is "forty million, one hundred eight thousand, four hundred fifty-six".