85616670 has 32 divisors (see below), whose sum is σ = 208967040. Its totient is φ = 22443680.

The previous prime is 85616639. The next prime is 85616681. The reversal of 85616670 is 7661658.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 22416 + ... + 25955.

It is an arithmetic number, because the mean of its divisors is an integer number (6530220).

Almost surely, 2^85616670 is an apocalyptic number.

85616670 is an abundant number, since it is smaller than the sum of its proper divisors (123350370).

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

85616670 is a wasteful number, since it uses less digits than its factorization.

85616670 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48440.

The product of its (nonzero) digits is 60480, while the sum is 39.

The square root of 85616670 is about 9252.9276448052. The cubic root of 85616670 is about 440.7436975123.

The spelling of 85616670 in words is "eighty-five million, six hundred sixteen thousand, six hundred seventy".