210204028 has 12 divisors (see below), whose sum is σ = 371499912. Its totient is φ = 104061200.

The previous prime is 210204023. The next prime is 210204047. The reversal of 210204028 is 820402012.

It is a junction number, because it is equal to n+sod(n) for n = 210203996 and 210204014.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (210204023) 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, 259750 + ... + 260557.

It is an arithmetic number, because the mean of its divisors is an integer number (30958326).

Almost surely, 2^210204028 is an apocalyptic number.

It is an amenable number.

210204028 is a deficient number, since it is larger than the sum of its proper divisors (161295884).

210204028 is a wasteful number, since it uses less digits than its factorization.

210204028 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 520412 (or 520410 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 19.

The square root of 210204028 is about 14498.4146719564. The cubic root of 210204028 is about 594.5846292404.

The spelling of 210204028 in words is "two hundred ten million, two hundred four thousand, twenty-eight".