963640900 has 36 divisors (see below), whose sum is σ = 2122325968. Its totient is φ = 379700640.

The previous prime is 963640891. The next prime is 963640901. The reversal of 963640900 is 9046369.

It is a self number, because there is not a number n which added to its sum of digits gives 963640900.

It is not an unprimeable number, because it can be changed into a prime (963640901) 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 11 ways as a sum of consecutive naturals, for example, 65214 + ... + 78613.

Almost surely, 2^963640900 is an apocalyptic number.

It is an amenable number.

963640900 is an abundant number, since it is smaller than the sum of its proper divisors (1158685068).

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

963640900 is a wasteful number, since it uses less digits than its factorization.

963640900 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 143908 (or 143901 counting only the distinct ones).

The product of its (nonzero) digits is 34992, while the sum is 37.

The square root of 963640900 is about 31042.5659377571. The cubic root of 963640900 is about 987.7303719325.

The spelling of 963640900 in words is "nine hundred sixty-three million, six hundred forty thousand, nine hundred".