210045052 has 12 divisors (see below), whose sum is σ = 420090160. Its totient is φ = 90019296.

The previous prime is 210045037. The next prime is 210045053. The reversal of 210045052 is 250540012.

210045052 is an admirable number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (210045053) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3750777 + ... + 3750832.

Almost surely, 2^210045052 is an apocalyptic number.

It is an amenable number.

210045052 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

210045052 is a wasteful number, since it uses less digits than its factorization.

210045052 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7501620 (or 7501618 counting only the distinct ones).

The product of its (nonzero) digits is 400, while the sum is 19.

The square root of 210045052 is about 14492.9311045075. The cubic root of 210045052 is about 594.4346978834.

Adding to 210045052 its reverse (250540012), we get a palindrome (460585064).

The spelling of 210045052 in words is "two hundred ten million, forty-five thousand, fifty-two".