961957400 has 24 divisors (see below), whose sum is σ = 2236551420. Its totient is φ = 384782880.

The previous prime is 961957397. The next prime is 961957421. The reversal of 961957400 is 4759169.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2404694 + ... + 2405093.

Almost surely, 2^961957400 is an apocalyptic number.

It is an amenable number.

961957400 is an abundant number, since it is smaller than the sum of its proper divisors (1274594020).

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

961957400 is a wasteful number, since it uses less digits than its factorization.

961957400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4809803 (or 4809794 counting only the distinct ones).

The product of its (nonzero) digits is 68040, while the sum is 41.

The square root of 961957400 is about 31015.4380913764. The cubic root of 961957400 is about 987.1548417176.

The spelling of 961957400 in words is "nine hundred sixty-one million, nine hundred fifty-seven thousand, four hundred".