86143374 has 24 divisors (see below), whose sum is σ = 189432360. Its totient is φ = 28285488.

The previous prime is 86143361. The next prime is 86143411. The reversal of 86143374 is 47334168.

86143374 is a `hidden beast` number, since 8 + 614 + 3 + 37 + 4 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 34509 + ... + 36920.

It is an arithmetic number, because the mean of its divisors is an integer number (7893015).

Almost surely, 2^86143374 is an apocalyptic number.

86143374 is an abundant number, since it is smaller than the sum of its proper divisors (103288986).

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

86143374 is a wasteful number, since it uses less digits than its factorization.

86143374 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 71504 (or 71501 counting only the distinct ones).

The product of its digits is 48384, while the sum is 36.

The square root of 86143374 is about 9281.3454843573. The cubic root of 86143374 is about 441.6456521310.

The spelling of 86143374 in words is "eighty-six million, one hundred forty-three thousand, three hundred seventy-four".