56861234 has 4 divisors (see below), whose sum is σ = 85291854. Its totient is φ = 28430616.

The previous prime is 56861227. The next prime is 56861249. The reversal of 56861234 is 43216865.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 36566209 + 20295025 = 6047^2 + 4505^2 .

It is a junction number, because it is equal to n+sod(n) for n = 56861194 and 56861203.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14215307 + ... + 14215310.

Almost surely, 2^56861234 is an apocalyptic number.

56861234 is a deficient number, since it is larger than the sum of its proper divisors (28430620).

56861234 is a wasteful number, since it uses less digits than its factorization.

56861234 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28430619.

The product of its digits is 34560, while the sum is 35.

The square root of 56861234 is about 7540.6388323537. The cubic root of 56861234 is about 384.5375546085.

The spelling of 56861234 in words is "fifty-six million, eight hundred sixty-one thousand, two hundred thirty-four".