56420996 has 6 divisors (see below), whose sum is σ = 98736750. Its totient is φ = 28210496.

The previous prime is 56420971. The next prime is 56421017. The reversal of 56420996 is 69902465.

56420996 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 55950400 + 470596 = 7480^2 + 686^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7052621 + ... + 7052628.

It is an arithmetic number, because the mean of its divisors is an integer number (16456125).

Almost surely, 2^56420996 is an apocalyptic number.

It is an amenable number.

56420996 is a deficient number, since it is larger than the sum of its proper divisors (42315754).

56420996 is a wasteful number, since it uses less digits than its factorization.

56420996 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14105253 (or 14105251 counting only the distinct ones).

The product of its (nonzero) digits is 116640, while the sum is 41.

The square root of 56420996 is about 7511.3910828821. The cubic root of 56420996 is about 383.5425778015.

The spelling of 56420996 in words is "fifty-six million, four hundred twenty thousand, nine hundred ninety-six".