85226972 has 6 divisors (see below), whose sum is σ = 149147208. Its totient is φ = 42613484.

The previous prime is 85226929. The next prime is 85227007. The reversal of 85226972 is 27962258.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10653368 + ... + 10653375.

It is an arithmetic number, because the mean of its divisors is an integer number (24857868).

Almost surely, 2^85226972 is an apocalyptic number.

It is an amenable number.

85226972 is a deficient number, since it is larger than the sum of its proper divisors (63920236).

85226972 is a wasteful number, since it uses less digits than its factorization.

85226972 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21306747 (or 21306745 counting only the distinct ones).

The product of its digits is 120960, while the sum is 41.

The square root of 85226972 is about 9231.8455359695. The cubic root of 85226972 is about 440.0739751655.

The spelling of 85226972 in words is "eighty-five million, two hundred twenty-six thousand, nine hundred seventy-two".