56121274 has 8 divisors (see below), whose sum is σ = 91834848. Its totient is φ = 25509660.

The previous prime is 56121239. The next prime is 56121283. The reversal of 56121274 is 47212165.

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

It is an alternating number because its digits alternate between odd and even.

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, 1275462 + ... + 1275505.

It is an arithmetic number, because the mean of its divisors is an integer number (11479356).

Almost surely, 2^56121274 is an apocalyptic number.

56121274 is a deficient number, since it is larger than the sum of its proper divisors (35713574).

56121274 is a wasteful number, since it uses less digits than its factorization.

56121274 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2550980.

The product of its digits is 3360, while the sum is 28.

The square root of 56121274 is about 7491.4133512976. The cubic root of 56121274 is about 382.8622145925.

It can be divided in two parts, 5612 and 1274, that added together give a palindrome (6886).

The spelling of 56121274 in words is "fifty-six million, one hundred twenty-one thousand, two hundred seventy-four".