91862713 has 16 divisors (see below), whose sum is σ = 102525696. Its totient is φ = 81861120.

The previous prime is 91862699. The next prime is 91862723. The reversal of 91862713 is 31726819.

It is not a de Polignac number, because 91862713 - 2²⁵ = 58308281 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (91862723) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 39133 + ... + 41413.

It is an arithmetic number, because the mean of its divisors is an integer number (6407856).

Almost surely, 2^91862713 is an apocalyptic number.

It is an amenable number.

91862713 is a deficient number, since it is larger than the sum of its proper divisors (10662983).

91862713 is a wasteful number, since it uses less digits than its factorization.

91862713 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2424.

The product of its digits is 18144, while the sum is 37.

The square root of 91862713 is about 9584.5037951894. The cubic root of 91862713 is about 451.2110800962.

The spelling of 91862713 in words is "ninety-one million, eight hundred sixty-two thousand, seven hundred thirteen".