85726792 has 8 divisors (see below), whose sum is σ = 160737750. Its totient is φ = 42863392.

The previous prime is 85726787. The next prime is 85726807. The reversal of 85726792 is 29762758.

It can be written as a sum of positive squares in only one way, i.e., 81830116 + 3896676 = 9046^2 + 1974^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a super-2 number, since 2×85726792² = 14698165733222528, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5357917 + ... + 5357932.

Almost surely, 2^85726792 is an apocalyptic number.

It is an amenable number.

85726792 is a deficient number, since it is larger than the sum of its proper divisors (75010958).

85726792 is a wasteful number, since it uses less digits than its factorization.

85726792 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10715855 (or 10715851 counting only the distinct ones).

The product of its digits is 423360, while the sum is 46.

The square root of 85726792 is about 9258.8763897138. The cubic root of 85726792 is about 440.9325812237.

The spelling of 85726792 in words is "eighty-five million, seven hundred twenty-six thousand, seven hundred ninety-two".