252500002 has 4 divisors (see below), whose sum is σ = 378750006. Its totient is φ = 126250000.

The previous prime is 252499981. The next prime is 252500023. The reversal of 252500002 is 200005252.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (252499981) and next prime (252500023).

It can be written as a sum of positive squares in only one way, i.e., 241149841 + 11350161 = 15529^2 + 3369^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 63124999 + ... + 63125002.

Almost surely, 2^252500002 is an apocalyptic number.

252500002 is a deficient number, since it is larger than the sum of its proper divisors (126250004).

252500002 is a wasteful number, since it uses less digits than its factorization.

252500002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 126250003.

The product of its (nonzero) digits is 200, while the sum is 16.

The square root of 252500002 is about 15890.2486450024. The cubic root of 252500002 is about 632.0534341004.

Adding to 252500002 its reverse (200005252), we get a palindrome (452505254).

The spelling of 252500002 in words is "two hundred fifty-two million, five hundred thousand, two".