968745581 has 16 divisors (see below), whose sum is σ = 1042966848. Its totient is φ = 898128000.

The previous prime is 968745541. The next prime is 968745593. The reversal of 968745581 is 185547869.

It is a cyclic number.

It is not a de Polignac number, because 968745581 - 2¹⁴ = 968729197 is a prime.

It is a super-2 number, since 2×968745581² = 1876936001414055122, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (968745511) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 57806 + ... + 72656.

It is an arithmetic number, because the mean of its divisors is an integer number (65185428).

Almost surely, 2^968745581 is an apocalyptic number.

It is an amenable number.

968745581 is a deficient number, since it is larger than the sum of its proper divisors (74221267).

968745581 is a wasteful number, since it uses less digits than its factorization.

968745581 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14972.

The product of its digits is 2419200, while the sum is 53.

The square root of 968745581 is about 31124.6780063666. The cubic root of 968745581 is about 989.4713979083.

The spelling of 968745581 in words is "nine hundred sixty-eight million, seven hundred forty-five thousand, five hundred eighty-one".