56129252 has 6 divisors (see below), whose sum is σ = 98226198. Its totient is φ = 28064624.

The previous prime is 56129243. The next prime is 56129261. The reversal of 56129252 is 25292165.

It is an interprime number because it is at equal distance from previous prime (56129243) and next prime (56129261).

It can be written as a sum of positive squares in only one way, i.e., 52765696 + 3363556 = 7264^2 + 1834^2 .

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 as a sum of consecutive naturals, namely, 7016153 + ... + 7016160.

It is an arithmetic number, because the mean of its divisors is an integer number (16371033).

Almost surely, 2^56129252 is an apocalyptic number.

It is an amenable number.

56129252 is a deficient number, since it is larger than the sum of its proper divisors (42096946).

56129252 is a wasteful number, since it uses less digits than its factorization.

56129252 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14032317 (or 14032315 counting only the distinct ones).

The product of its digits is 10800, while the sum is 32.

The square root of 56129252 is about 7491.9458086668. The cubic root of 56129252 is about 382.8803558415.

The spelling of 56129252 in words is "fifty-six million, one hundred twenty-nine thousand, two hundred fifty-two".