86446874 has 12 divisors (see below), whose sum is σ = 133273854. Its totient is φ = 42053904.

The previous prime is 86446799. The next prime is 86446897. The reversal of 86446874 is 47864468.

It can be written as a sum of positive squares in 3 ways, for example, as 86359849 + 87025 = 9293^2 + 295^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 13049 + ... + 18524.

Almost surely, 2^86446874 is an apocalyptic number.

86446874 is a deficient number, since it is larger than the sum of its proper divisors (46826980).

86446874 is a wasteful number, since it uses less digits than its factorization.

86446874 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31649 (or 31612 counting only the distinct ones).

The product of its digits is 1032192, while the sum is 47.

The square root of 86446874 is about 9297.6811087496. The cubic root of 86446874 is about 442.1637122782.

The spelling of 86446874 in words is "eighty-six million, four hundred forty-six thousand, eight hundred seventy-four".