85535572 has 12 divisors (see below), whose sum is σ = 154516096. Its totient is φ = 41388120.

The previous prime is 85535561. The next prime is 85535581. The reversal of 85535572 is 27553558.

It is a happy number.

It is a hoax number, since the sum of its digits (40) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 344778 + ... + 345025.

Almost surely, 2^85535572 is an apocalyptic number.

It is an amenable number.

85535572 is a deficient number, since it is larger than the sum of its proper divisors (68980524).

85535572 is a wasteful number, since it uses less digits than its factorization.

85535572 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 689838 (or 689836 counting only the distinct ones).

The product of its digits is 210000, while the sum is 40.

The square root of 85535572 is about 9248.5443178913. The cubic root of 85535572 is about 440.6044928303.

The spelling of 85535572 in words is "eighty-five million, five hundred thirty-five thousand, five hundred seventy-two".