40800856 has 32 divisors (see below), whose sum is σ = 78287040. Its totient is φ = 19929888.

The previous prime is 40800853. The next prime is 40800857. The reversal of 40800856 is 65800804.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40800853) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 87135 + ... + 87601.

It is an arithmetic number, because the mean of its divisors is an integer number (2446470).

Almost surely, 2^40800856 is an apocalyptic number.

It is an amenable number.

40800856 is a deficient number, since it is larger than the sum of its proper divisors (37486184).

40800856 is a wasteful number, since it uses less digits than its factorization.

40800856 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 703 (or 699 counting only the distinct ones).

The product of its (nonzero) digits is 7680, while the sum is 31.

The square root of 40800856 is about 6387.5547747162. The cubic root of 40800856 is about 344.2625316992.

The spelling of 40800856 in words is "forty million, eight hundred thousand, eight hundred fifty-six".