252562547 has 4 divisors (see below), whose sum is σ = 253885056. Its totient is φ = 251240040.

The previous prime is 252562507. The next prime is 252562577. The reversal of 252562547 is 745265252.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 252562547 - 2²⁰ = 251513971 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 252562547.

It is not an unprimeable number, because it can be changed into a prime (252562507) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 660968 + ... + 661349.

It is an arithmetic number, because the mean of its divisors is an integer number (63471264).

Almost surely, 2^252562547 is an apocalyptic number.

252562547 is a deficient number, since it is larger than the sum of its proper divisors (1322509).

252562547 is a wasteful number, since it uses less digits than its factorization.

252562547 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1322508.

The product of its digits is 168000, while the sum is 38.

The square root of 252562547 is about 15892.2165540242. The cubic root of 252562547 is about 632.1056169626.

The spelling of 252562547 in words is "two hundred fifty-two million, five hundred sixty-two thousand, five hundred forty-seven".