40645796 has 24 divisors (see below), whose sum is σ = 72648576. Its totient is φ = 19893440.

The previous prime is 40645783. The next prime is 40645811. The reversal of 40645796 is 69754604.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 47000 + ... + 47856.

It is an arithmetic number, because the mean of its divisors is an integer number (3027024).

Almost surely, 2^40645796 is an apocalyptic number.

It is an amenable number.

40645796 is a deficient number, since it is larger than the sum of its proper divisors (32002780).

40645796 is a wasteful number, since it uses less digits than its factorization.

40645796 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1099 (or 1097 counting only the distinct ones).

The product of its (nonzero) digits is 181440, while the sum is 41.

The square root of 40645796 is about 6375.4055557274. The cubic root of 40645796 is about 343.8258650847.

The spelling of 40645796 in words is "forty million, six hundred forty-five thousand, seven hundred ninety-six".