252247774 has 16 divisors (see below), whose sum is σ = 385338240. Its totient is φ = 123807960.

The previous prime is 252247769. The next prime is 252247783. The reversal of 252247774 is 477742252.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 124429 + ... + 126439.

It is an arithmetic number, because the mean of its divisors is an integer number (24083640).

Almost surely, 2^252247774 is an apocalyptic number.

252247774 is a deficient number, since it is larger than the sum of its proper divisors (133090466).

252247774 is a wasteful number, since it uses less digits than its factorization.

252247774 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3135.

The product of its digits is 219520, while the sum is 40.

The square root of 252247774 is about 15882.3100964564. The cubic root of 252247774 is about 631.8429064634.

The spelling of 252247774 in words is "two hundred fifty-two million, two hundred forty-seven thousand, seven hundred seventy-four".