200902004 has 12 divisors (see below), whose sum is σ = 351903300. Its totient is φ = 100358208.

The previous prime is 200902003. The next prime is 200902007. The reversal of 200902004 is 400209002.

It can be written as a sum of positive squares in 2 ways, for example, as 70896400 + 130005604 = 8420^2 + 11402^2 .

It is a super-2 number, since 2×200902004² = 80723230422432032, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (200902001) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 18209 + ... + 27080.

It is an arithmetic number, because the mean of its divisors is an integer number (29325275).

Almost surely, 2^200902004 is an apocalyptic number.

It is an amenable number.

200902004 is a deficient number, since it is larger than the sum of its proper divisors (151001296).

200902004 is a wasteful number, since it uses less digits than its factorization.

200902004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46402 (or 46400 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 17.

The square root of 200902004 is about 14173.9904049636. The cubic root of 200902004 is about 585.6813878353.

The spelling of 200902004 in words is "two hundred million, nine hundred two thousand, four".