96881731 has 4 divisors (see below), whose sum is σ = 98208952. Its totient is φ = 95554512.

The previous prime is 96881713. The next prime is 96881747. The reversal of 96881731 is 13718869.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 13718869 = 263 ⋅52163.

It is a cyclic number.

It is not a de Polignac number, because 96881731 - 2⁵ = 96881699 is a prime.

It is a super-2 number, since 2×96881731² = 18772139603112722, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (96881831) 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, 663501 + ... + 663646.

It is an arithmetic number, because the mean of its divisors is an integer number (24552238).

Almost surely, 2^96881731 is an apocalyptic number.

96881731 is a deficient number, since it is larger than the sum of its proper divisors (1327221).

96881731 is a wasteful number, since it uses less digits than its factorization.

96881731 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1327220.

The product of its digits is 72576, while the sum is 43.

The square root of 96881731 is about 9842.8517717174. The cubic root of 96881731 is about 459.2832742090.

The spelling of 96881731 in words is "ninety-six million, eight hundred eighty-one thousand, seven hundred thirty-one".