85153671 has 6 divisors (see below), whose sum is σ = 122999760. Its totient is φ = 56769108.

The previous prime is 85153667. The next prime is 85153727. The reversal of 85153671 is 17635158.

85153671 is a `hidden beast` number, since 8 + 51 + 536 + 71 = 666.

It is not a de Polignac number, because 85153671 - 2² = 85153667 is a prime.

It is a super-2 number, since 2×85153671² = 14502295369552482, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (85153661) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 4730751 + ... + 4730768.

It is an arithmetic number, because the mean of its divisors is an integer number (20499960).

Almost surely, 2^85153671 is an apocalyptic number.

85153671 is a deficient number, since it is larger than the sum of its proper divisors (37846089).

85153671 is a wasteful number, since it uses less digits than its factorization.

85153671 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9461525 (or 9461522 counting only the distinct ones).

The product of its digits is 25200, while the sum is 36.

The square root of 85153671 is about 9227.8746740514. The cubic root of 85153671 is about 439.9477744487.

The spelling of 85153671 in words is "eighty-five million, one hundred fifty-three thousand, six hundred seventy-one".