86264942 has 4 divisors (see below), whose sum is σ = 129397416. Its totient is φ = 43132470.

The previous prime is 86264897. The next prime is 86264957. The reversal of 86264942 is 24946268.

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

It is a self number, because there is not a number n which added to its sum of digits gives 86264942.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21566234 + ... + 21566237.

It is an arithmetic number, because the mean of its divisors is an integer number (32349354).

Almost surely, 2^86264942 is an apocalyptic number.

86264942 is a deficient number, since it is larger than the sum of its proper divisors (43132474).

86264942 is a wasteful number, since it uses less digits than its factorization.

86264942 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43132473.

The product of its digits is 165888, while the sum is 41.

The square root of 86264942 is about 9287.8922259036. The cubic root of 86264942 is about 441.8533088148.

The spelling of 86264942 in words is "eighty-six million, two hundred sixty-four thousand, nine hundred forty-two".