252777552 has 20 divisors (see below), whose sum is σ = 653008800. Its totient is φ = 84259168.

The previous prime is 252777527. The next prime is 252777589. The reversal of 252777552 is 255777252.

It is a super-2 number, since 2×252777552² = 127792981590225408, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2633052 + ... + 2633147.

It is an arithmetic number, because the mean of its divisors is an integer number (32650440).

Almost surely, 2^252777552 is an apocalyptic number.

It is an amenable number.

252777552 is an abundant number, since it is smaller than the sum of its proper divisors (400231248).

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

252777552 is a wasteful number, since it uses less digits than its factorization.

252777552 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5266210 (or 5266204 counting only the distinct ones).

The product of its digits is 343000, while the sum is 42.

The square root of 252777552 is about 15898.9795898982. The cubic root of 252777552 is about 632.2849353437.

The spelling of 252777552 in words is "two hundred fifty-two million, seven hundred seventy-seven thousand, five hundred fifty-two".