252148656 has 20 divisors (see below), whose sum is σ = 651384152. Its totient is φ = 84049536.

The previous prime is 252148651. The next prime is 252148657. The reversal of 252148656 is 656841252.

It is not an unprimeable number, because it can be changed into a prime (252148651) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2626501 + ... + 2626596.

Almost surely, 2^252148656 is an apocalyptic number.

It is an amenable number.

252148656 is an abundant number, since it is smaller than the sum of its proper divisors (399235496).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

252148656 is a wasteful number, since it uses less digits than its factorization.

252148656 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5253108 (or 5253102 counting only the distinct ones).

The product of its digits is 115200, while the sum is 39.

The square root of 252148656 is about 15879.1893999662. The cubic root of 252148656 is about 631.7601370381.

The spelling of 252148656 in words is "two hundred fifty-two million, one hundred forty-eight thousand, six hundred fifty-six".