56142722 has 8 divisors (see below), whose sum is σ = 86006016. Its totient is φ = 27474052.

The previous prime is 56142707. The next prime is 56142733. The reversal of 56142722 is 22724165.

It is a happy number.

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

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, 298538 + ... + 298725.

It is an arithmetic number, because the mean of its divisors is an integer number (10750752).

Almost surely, 2^56142722 is an apocalyptic number.

56142722 is a deficient number, since it is larger than the sum of its proper divisors (29863294).

56142722 is a wasteful number, since it uses less digits than its factorization.

56142722 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 597312.

The product of its digits is 6720, while the sum is 29.

The square root of 56142722 is about 7492.8447201313. The cubic root of 56142722 is about 382.9109814998.

Adding to 56142722 its reverse (22724165), we get a palindrome (78866887).

The spelling of 56142722 in words is "fifty-six million, one hundred forty-two thousand, seven hundred twenty-two".