86399092 has 18 divisors (see below), whose sum is σ = 162955478. Its totient is φ = 39845568.

The previous prime is 86399081. The next prime is 86399101. The reversal of 86399092 is 29099368.

It is a happy number.

It can be written as a sum of positive squares in 3 ways, for example, as 22335076 + 64064016 = 4726^2 + 8004^2 .

It is a congruent number.

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, 66384 + ... + 67672.

Almost surely, 2^86399092 is an apocalyptic number.

It is an amenable number.

86399092 is a deficient number, since it is larger than the sum of its proper divisors (76556386).

86399092 is a wasteful number, since it uses less digits than its factorization.

86399092 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2595 (or 1304 counting only the distinct ones).

The product of its (nonzero) digits is 209952, while the sum is 46.

The square root of 86399092 is about 9295.1111881462. Note that the first 4 decimals coincide. The cubic root of 86399092 is about 442.0822311737.

The spelling of 86399092 in words is "eighty-six million, three hundred ninety-nine thousand, ninety-two".