252536894 has 4 divisors (see below), whose sum is σ = 378805344. Its totient is φ = 126268446.

The previous prime is 252536863. The next prime is 252536897. The reversal of 252536894 is 498635252.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (252536897) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 63134222 + ... + 63134225.

It is an arithmetic number, because the mean of its divisors is an integer number (94701336).

Almost surely, 2^252536894 is an apocalyptic number.

252536894 is a deficient number, since it is larger than the sum of its proper divisors (126268450).

252536894 is a wasteful number, since it uses less digits than its factorization.

252536894 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 126268449.

The product of its digits is 518400, while the sum is 44.

The square root of 252536894 is about 15891.4094403234. The cubic root of 252536894 is about 632.0842150636.

The spelling of 252536894 in words is "two hundred fifty-two million, five hundred thirty-six thousand, eight hundred ninety-four".