85264764 has 24 divisors (see below), whose sum is σ = 214255440. Its totient is φ = 26235264.

The previous prime is 85264747. The next prime is 85264771. The reversal of 85264764 is 46746258.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 273129 + ... + 273440.

It is an arithmetic number, because the mean of its divisors is an integer number (8927310).

Almost surely, 2^85264764 is an apocalyptic number.

It is an amenable number.

85264764 is an abundant number, since it is smaller than the sum of its proper divisors (128990676).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

85264764 is a wasteful number, since it uses less digits than its factorization.

85264764 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 546589 (or 546587 counting only the distinct ones).

The product of its digits is 322560, while the sum is 42.

The square root of 85264764 is about 9233.8921371218. The cubic root of 85264764 is about 440.1390125499.

The spelling of 85264764 in words is "eighty-five million, two hundred sixty-four thousand, seven hundred sixty-four".