56445246 has 48 divisors (see below), whose sum is σ = 143685360. Its totient is φ = 15788160.

The previous prime is 56445227. The next prime is 56445247. The reversal of 56445246 is 64254465.

56445246 is a `hidden beast` number, since 5 + 644 + 5 + 2 + 4 + 6 = 666.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 56445246.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56445247) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 8391 + ... + 13538.

It is an arithmetic number, because the mean of its divisors is an integer number (2993445).

Almost surely, 2^56445246 is an apocalyptic number.

56445246 is an abundant number, since it is smaller than the sum of its proper divisors (87240114).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

56445246 is a wasteful number, since it uses less digits than its factorization.

56445246 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21961 (or 21958 counting only the distinct ones).

The product of its digits is 115200, while the sum is 36.

The square root of 56445246 is about 7513.0051244492. The cubic root of 56445246 is about 383.5975193775.

The spelling of 56445246 in words is "fifty-six million, four hundred forty-five thousand, two hundred forty-six".