961864824 has 32 divisors (see below), whose sum is σ = 2405491920. Its totient is φ = 320510976.

The previous prime is 961864817. The next prime is 961864831. The reversal of 961864824 is 428468169.

961864824 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (961864817) and next prime (961864831).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 94344 + ... + 104040.

Almost surely, 2^961864824 is an apocalyptic number.

It is an amenable number.

961864824 is an abundant number, since it is smaller than the sum of its proper divisors (1443627096).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

961864824 is a wasteful number, since it uses less digits than its factorization.

961864824 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13839 (or 13835 counting only the distinct ones).

The product of its digits is 663552, while the sum is 48.

The square root of 961864824 is about 31013.9456374064. The cubic root of 961864824 is about 987.1231737253.

The spelling of 961864824 in words is "nine hundred sixty-one million, eight hundred sixty-four thousand, eight hundred twenty-four".