99963012 has 24 divisors (see below), whose sum is σ = 233845696. Its totient is φ = 33235488.

The previous prime is 99963007. The next prime is 99963067. The reversal of 99963012 is 21036999.

It is a happy number.

It is a super-2 number, since 2×99963012² = 19985207536224288, which contains 22 as substring.

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, 5728 + ... + 15255.

Almost surely, 2^99963012 is an apocalyptic number.

It is an amenable number.

99963012 is an abundant number, since it is smaller than the sum of its proper divisors (133882684).

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

99963012 is a wasteful number, since it uses less digits than its factorization.

99963012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21387 (or 21385 counting only the distinct ones).

The product of its (nonzero) digits is 26244, while the sum is 39.

The square root of 99963012 is about 9998.1504289543. The cubic root of 99963012 is about 464.1016486081.

The spelling of 99963012 in words is "ninety-nine million, nine hundred sixty-three thousand, twelve".