86406826 has 24 divisors (see below), whose sum is σ = 143089380. Its totient is φ = 39103680.

The previous prime is 86406781. The next prime is 86406833. The reversal of 86406826 is 62860468.

It can be written as a sum of positive squares in 2 ways, for example, as 86397025 + 9801 = 9295^2 + 99^2 .

It is a super-2 number, since 2×86406826² = 14932279158788552, which contains 22 as substring.

It is a hoax number, since the sum of its digits (40) coincides with the sum of the digits of its distinct prime factors.

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, 66390 + ... + 67678.

Almost surely, 2^86406826 is an apocalyptic number.

86406826 is a deficient number, since it is larger than the sum of its proper divisors (56682554).

86406826 is a wasteful number, since it uses less digits than its factorization.

86406826 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1590 (or 1579 counting only the distinct ones).

The product of its (nonzero) digits is 110592, while the sum is 40.

The square root of 86406826 is about 9295.5272039836. The cubic root of 86406826 is about 442.0954217520.

The spelling of 86406826 in words is "eighty-six million, four hundred six thousand, eight hundred twenty-six".