252394754 has 4 divisors (see below), whose sum is σ = 378592134. Its totient is φ = 126197376.

The previous prime is 252394741. The next prime is 252394787. The reversal of 252394754 is 457493252.

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

It can be written as a sum of positive squares in only one way, i.e., 244140625 + 8254129 = 15625^2 + 2873^2 .

It is a super-2 number, since 2×252394754² = 127406223693441032, which contains 22 as substring.

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 as a sum of consecutive naturals, namely, 63098687 + ... + 63098690.

Almost surely, 2^252394754 is an apocalyptic number.

252394754 is a deficient number, since it is larger than the sum of its proper divisors (126197380).

252394754 is a wasteful number, since it uses less digits than its factorization.

252394754 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 126197379.

The product of its digits is 302400, while the sum is 41.

The square root of 252394754 is about 15886.9365832435. The cubic root of 252394754 is about 631.9656035999.

The spelling of 252394754 in words is "two hundred fifty-two million, three hundred ninety-four thousand, seven hundred fifty-four".