85133534 has 16 divisors (see below), whose sum is σ = 134157600. Its totient is φ = 40439520.

The previous prime is 85133527. The next prime is 85133567. The reversal of 85133534 is 43533158.

It is a super-2 number, since 2×85133534² = 14495437222658312, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 85133534.

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, 644 + ... + 13064.

It is an arithmetic number, because the mean of its divisors is an integer number (8384850).

Almost surely, 2^85133534 is an apocalyptic number.

85133534 is a deficient number, since it is larger than the sum of its proper divisors (49024066).

85133534 is a wasteful number, since it uses less digits than its factorization.

85133534 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12595.

The product of its digits is 21600, while the sum is 32.

The square root of 85133534 is about 9226.7835132293. The cubic root of 85133534 is about 439.9130923395.

The spelling of 85133534 in words is "eighty-five million, one hundred thirty-three thousand, five hundred thirty-four".