86294399 has 4 divisors (see below), whose sum is σ = 86324664. Its totient is φ = 86264136.

The previous prime is 86294387. The next prime is 86294407. The reversal of 86294399 is 99349268.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-86294399 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (86294099) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10352 + ... + 16725.

It is an arithmetic number, because the mean of its divisors is an integer number (21581166).

Almost surely, 2^86294399 is an apocalyptic number.

86294399 is a deficient number, since it is larger than the sum of its proper divisors (30265).

86294399 is a wasteful number, since it uses less digits than its factorization.

86294399 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30264.

The product of its digits is 839808, while the sum is 50.

The square root of 86294399 is about 9289.4778647672. The cubic root of 86294399 is about 441.9035964960.

The spelling of 86294399 in words is "eighty-six million, two hundred ninety-four thousand, three hundred ninety-nine".