212003528 has 16 divisors (see below), whose sum is σ = 433643760. Its totient is φ = 96365200.

The previous prime is 212003509. The next prime is 212003563. The reversal of 212003528 is 825300212.

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 3 ways as a sum of consecutive naturals, for example, 1204478 + ... + 1204653.

It is an arithmetic number, because the mean of its divisors is an integer number (27102735).

Almost surely, 2^212003528 is an apocalyptic number.

It is an amenable number.

212003528 is an abundant number, since it is smaller than the sum of its proper divisors (221640232).

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

212003528 is a wasteful number, since it uses less digits than its factorization.

212003528 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2409148 (or 2409144 counting only the distinct ones).

The product of its (nonzero) digits is 960, while the sum is 23.

The square root of 212003528 is about 14560.3409300744. The cubic root of 212003528 is about 596.2765033847.

The spelling of 212003528 in words is "two hundred twelve million, three thousand, five hundred twenty-eight".