994201900 has 36 divisors (see below), whose sum is σ = 2161221048. Its totient is φ = 396979840.

The previous prime is 994201889. The next prime is 994201903. The reversal of 994201900 is 9102499.

It is a super-2 number, since 2×994201900² = 1976874835927220000, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (994201903) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 50232 + ... + 67168.

It is an arithmetic number, because the mean of its divisors is an integer number (60033918).

Almost surely, 2^994201900 is an apocalyptic number.

It is an amenable number.

994201900 is an abundant number, since it is smaller than the sum of its proper divisors (1167019148).

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

994201900 is a wasteful number, since it uses less digits than its factorization.

994201900 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17538 (or 17531 counting only the distinct ones).

The product of its (nonzero) digits is 5832, while the sum is 34.

The square root of 994201900 is about 31530.9673178607. The cubic root of 994201900 is about 998.0635525919.

The spelling of 994201900 in words is "nine hundred ninety-four million, two hundred one thousand, nine hundred".