85970252 has 6 divisors (see below), whose sum is σ = 150447948. Its totient is φ = 42985124.

The previous prime is 85970233. The next prime is 85970267. The reversal of 85970252 is 25207958.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10746278 + ... + 10746285.

It is an arithmetic number, because the mean of its divisors is an integer number (25074658).

Almost surely, 2^85970252 is an apocalyptic number.

It is an amenable number.

85970252 is a deficient number, since it is larger than the sum of its proper divisors (64477696).

85970252 is a wasteful number, since it uses less digits than its factorization.

85970252 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21492567 (or 21492565 counting only the distinct ones).

The product of its (nonzero) digits is 50400, while the sum is 38.

The square root of 85970252 is about 9272.0144521026. The cubic root of 85970252 is about 441.3495958711.

The spelling of 85970252 in words is "eighty-five million, nine hundred seventy thousand, two hundred fifty-two".