252045694 has 4 divisors (see below), whose sum is σ = 378068544. Its totient is φ = 126022846.

The previous prime is 252045683. The next prime is 252045763. The reversal of 252045694 is 496540252.

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

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 63011422 + ... + 63011425.

It is an arithmetic number, because the mean of its divisors is an integer number (94517136).

Almost surely, 2^252045694 is an apocalyptic number.

252045694 is a deficient number, since it is larger than the sum of its proper divisors (126022850).

252045694 is a wasteful number, since it uses less digits than its factorization.

252045694 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 126022849.

The product of its (nonzero) digits is 86400, while the sum is 37.

The square root of 252045694 is about 15875.9470268706. The cubic root of 252045694 is about 631.6741346721.

The spelling of 252045694 in words is "two hundred fifty-two million, forty-five thousand, six hundred ninety-four".