56191802 has 8 divisors (see below), whose sum is σ = 84366516. Its totient is φ = 28069632.

The previous prime is 56191787. The next prime is 56191813. The reversal of 56191802 is 20819165.

It can be written as a sum of positive squares in 2 ways, for example, as 52432081 + 3759721 = 7241^2 + 1939^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×56191802² = 6315037224014408, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10343 + ... + 14810.

Almost surely, 2^56191802 is an apocalyptic number.

56191802 is a deficient number, since it is larger than the sum of its proper divisors (28174714).

56191802 is a wasteful number, since it uses less digits than its factorization.

56191802 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26272.

The product of its (nonzero) digits is 4320, while the sum is 32.

The square root of 56191802 is about 7496.1191292562. The cubic root of 56191802 is about 383.0225293348.

The spelling of 56191802 in words is "fifty-six million, one hundred ninety-one thousand, eight hundred two".