86973494 has 16 divisors (see below), whose sum is σ = 135367200. Its totient is φ = 41860224.

The previous prime is 86973487. The next prime is 86973499. The reversal of 86973494 is 49437968.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (86973499) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 18734 + ... + 22910.

It is an arithmetic number, because the mean of its divisors is an integer number (8460450).

Almost surely, 2^86973494 is an apocalyptic number.

86973494 is a deficient number, since it is larger than the sum of its proper divisors (48393706).

86973494 is a wasteful number, since it uses less digits than its factorization.

86973494 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4567.

The product of its digits is 1306368, while the sum is 50.

The square root of 86973494 is about 9325.9580741069. The cubic root of 86973494 is about 443.0597578483.

The spelling of 86973494 in words is "eighty-six million, nine hundred seventy-three thousand, four hundred ninety-four".