85190612 has 24 divisors (see below), whose sum is σ = 160814472. Its totient is φ = 39254400.

The previous prime is 85190591. The next prime is 85190627. The reversal of 85190612 is 21609158.

It can be written as a sum of positive squares in 4 ways, for example, as 1175056 + 84015556 = 1084^2 + 9166^2 .

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, 48062 + ... + 49802.

It is an arithmetic number, because the mean of its divisors is an integer number (6700603).

Almost surely, 2^85190612 is an apocalyptic number.

It is an amenable number.

85190612 is a deficient number, since it is larger than the sum of its proper divisors (75623860).

85190612 is a wasteful number, since it uses less digits than its factorization.

85190612 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2699 (or 2697 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 32.

The square root of 85190612 is about 9229.8760555058. The cubic root of 85190612 is about 440.0113840030.

The spelling of 85190612 in words is "eighty-five million, one hundred ninety thousand, six hundred twelve".