56446906 has 16 divisors (see below), whose sum is σ = 86697216. Its totient is φ = 27551056.

The previous prime is 56446799. The next prime is 56446909. The reversal of 56446906 is 60964465.

It is not an unprimeable number, because it can be changed into a prime (56446909) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 63195 + ... + 64081.

It is an arithmetic number, because the mean of its divisors is an integer number (5418576).

Almost surely, 2^56446906 is an apocalyptic number.

56446906 is a deficient number, since it is larger than the sum of its proper divisors (30250310).

56446906 is a wasteful number, since it uses less digits than its factorization.

56446906 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1613.

The product of its (nonzero) digits is 155520, while the sum is 40.

The square root of 56446906 is about 7513.1155987380. The cubic root of 56446906 is about 383.6012797511.

The spelling of 56446906 in words is "fifty-six million, four hundred forty-six thousand, nine hundred six".