252126502 has 8 divisors (see below), whose sum is σ = 381934512. Its totient is φ = 124815000.

The previous prime is 252126487. The next prime is 252126517. The reversal of 252126502 is 205621252.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (252126487) and next prime (252126517).

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

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 623874 + ... + 624277.

It is an arithmetic number, because the mean of its divisors is an integer number (47741814).

Almost surely, 2^252126502 is an apocalyptic number.

252126502 is a deficient number, since it is larger than the sum of its proper divisors (129808010).

252126502 is a wasteful number, since it uses less digits than its factorization.

252126502 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1248254.

The product of its (nonzero) digits is 2400, while the sum is 25.

The square root of 252126502 is about 15878.4918049543. The cubic root of 252126502 is about 631.7416341646.

Adding to 252126502 its reverse (205621252), we get a palindrome (457747754).

The spelling of 252126502 in words is "two hundred fifty-two million, one hundred twenty-six thousand, five hundred two".