86474636 has 12 divisors (see below), whose sum is σ = 156549120. Its totient is φ = 41746320.

The previous prime is 86474621. The next prime is 86474651. The reversal of 86474636 is 63647468.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (86474621) and next prime (86474651).

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, 372620 + ... + 372851.

It is an arithmetic number, because the mean of its divisors is an integer number (13045760).

Almost surely, 2^86474636 is an apocalyptic number.

It is an amenable number.

86474636 is a deficient number, since it is larger than the sum of its proper divisors (70074484).

86474636 is a wasteful number, since it uses less digits than its factorization.

86474636 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 745504 (or 745502 counting only the distinct ones).

The product of its digits is 580608, while the sum is 44.

The square root of 86474636 is about 9299.1739418079. The cubic root of 86474636 is about 442.2110401324.

The spelling of 86474636 in words is "eighty-six million, four hundred seventy-four thousand, six hundred thirty-six".