968314621 has 4 divisors (see below), whose sum is σ = 969074172. Its totient is φ = 967555072.

The previous prime is 968314609. The next prime is 968314631. The reversal of 968314621 is 126413869.

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

It can be written as a sum of positive squares in 2 ways, for example, as 648262521 + 320052100 = 25461^2 + 17890^2 .

It is a cyclic number.

It is not a de Polignac number, because 968314621 - 2¹¹ = 968312573 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (968314601) 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, 377860 + ... + 380413.

It is an arithmetic number, because the mean of its divisors is an integer number (242268543).

Almost surely, 2^968314621 is an apocalyptic number.

It is an amenable number.

968314621 is a deficient number, since it is larger than the sum of its proper divisors (759551).

968314621 is a wasteful number, since it uses less digits than its factorization.

968314621 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 759550.

The product of its digits is 62208, while the sum is 40.

The square root of 968314621 is about 31117.7541124034. The cubic root of 968314621 is about 989.3246494221.

The spelling of 968314621 in words is "nine hundred sixty-eight million, three hundred fourteen thousand, six hundred twenty-one".