56213422 has 8 divisors (see below), whose sum is σ = 84618936. Its totient is φ = 28007112.

The previous prime is 56213411. The next prime is 56213467. The reversal of 56213422 is 22431265.

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 polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 49093 + ... + 50224.

It is an arithmetic number, because the mean of its divisors is an integer number (10577367).

Almost surely, 2^56213422 is an apocalyptic number.

56213422 is a deficient number, since it is larger than the sum of its proper divisors (28405514).

56213422 is a wasteful number, since it uses less digits than its factorization.

56213422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 99602.

The product of its digits is 2880, while the sum is 25.

The square root of 56213422 is about 7497.5610701081. The cubic root of 56213422 is about 383.0716461394.

Adding to 56213422 its reverse (22431265), we get a palindrome (78644687).

The spelling of 56213422 in words is "fifty-six million, two hundred thirteen thousand, four hundred twenty-two".