210007228 has 24 divisors (see below), whose sum is σ = 387606800. Its totient is φ = 99283968.

The previous prime is 210007219. The next prime is 210007243. The reversal of 210007228 is 822700012.

It is a junction number, because it is equal to n+sod(n) for n = 210007199 and 210007208.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 41458 + ... + 46246.

Almost surely, 2^210007228 is an apocalyptic number.

It is an amenable number.

210007228 is a deficient number, since it is larger than the sum of its proper divisors (177599572).

210007228 is a wasteful number, since it uses less digits than its factorization.

210007228 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5389 (or 5387 counting only the distinct ones).

The product of its (nonzero) digits is 448, while the sum is 22.

The square root of 210007228 is about 14491.6261337367. The cubic root of 210007228 is about 594.3990146692.

The spelling of 210007228 in words is "two hundred ten million, seven thousand, two hundred twenty-eight".