56191622 has 8 divisors (see below), whose sum is σ = 87952176. Its totient is φ = 26874232.

The previous prime is 56191609. The next prime is 56191633. The reversal of 56191622 is 22619165.

It is a happy number.

56191622 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a congruent number.

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 in 3 ways as a sum of consecutive naturals, for example, 610733 + ... + 610824.

It is an arithmetic number, because the mean of its divisors is an integer number (10994022).

Almost surely, 2^56191622 is an apocalyptic number.

56191622 is a deficient number, since it is larger than the sum of its proper divisors (31760554).

56191622 is a wasteful number, since it uses less digits than its factorization.

56191622 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1221582.

The product of its digits is 6480, while the sum is 32.

The square root of 56191622 is about 7496.1071230339. The cubic root of 56191622 is about 383.0221203539.

The spelling of 56191622 in words is "fifty-six million, one hundred ninety-one thousand, six hundred twenty-two".