252264642 has 24 divisors (see below), whose sum is σ = 586902096. Its totient is φ = 72075528.

The previous prime is 252264641. The next prime is 252264643. The reversal of 252264642 is 246462252.

It is an interprime number because it is at equal distance from previous prime (252264641) and next prime (252264643).

It is not an unprimeable number, because it can be changed into a prime (252264641) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 428728 + ... + 429315.

It is an arithmetic number, because the mean of its divisors is an integer number (24454254).

Almost surely, 2^252264642 is an apocalyptic number.

252264642 is an abundant number, since it is smaller than the sum of its proper divisors (334637454).

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

252264642 is a wasteful number, since it uses less digits than its factorization.

252264642 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 858062 (or 858055 counting only the distinct ones).

The product of its digits is 46080, while the sum is 33.

The square root of 252264642 is about 15882.8411186412. The cubic root of 252264642 is about 631.8569900876.

The spelling of 252264642 in words is "two hundred fifty-two million, two hundred sixty-four thousand, six hundred forty-two".