85097472 has 44 divisors (see below), whose sum is σ = 226823976. Its totient is φ = 28364800.

The previous prime is 85097459. The next prime is 85097479. The reversal of 85097472 is 27479058.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (85097479) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10779 + ... + 16922.

Almost surely, 2^85097472 is an apocalyptic number.

It is an amenable number.

85097472 is an abundant number, since it is smaller than the sum of its proper divisors (141726504).

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

85097472 is a wasteful number, since it uses less digits than its factorization.

85097472 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27724 (or 27706 counting only the distinct ones).

The product of its (nonzero) digits is 141120, while the sum is 42.

The square root of 85097472 is about 9224.8291041081. The cubic root of 85097472 is about 439.8509688115.

The spelling of 85097472 in words is "eighty-five million, ninety-seven thousand, four hundred seventy-two".