252525022 has 8 divisors (see below), whose sum is σ = 381770496. Its totient is φ = 125268192.

The previous prime is 252524983. The next prime is 252525059. The reversal of 252525022 is 220525252.

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

It is a super-2 number, since 2×252525022² = 127537773472200968, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 496843 + ... + 497350.

It is an arithmetic number, because the mean of its divisors is an integer number (47721312).

Almost surely, 2^252525022 is an apocalyptic number.

252525022 is a deficient number, since it is larger than the sum of its proper divisors (129245474).

252525022 is a wasteful number, since it uses less digits than its factorization.

252525022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 994322.

The product of its (nonzero) digits is 4000, while the sum is 25.

The square root of 252525022 is about 15891.0359007838. The cubic root of 252525022 is about 632.0743099479.

The spelling of 252525022 in words is "two hundred fifty-two million, five hundred twenty-five thousand, twenty-two".