212845150 has 24 divisors (see below), whose sum is σ = 452448720. Its totient is φ = 72975360.

The previous prime is 212845147. The next prime is 212845153. The reversal of 212845150 is 51548212.

It is an interprime number because it is at equal distance from previous prime (212845147) and next prime (212845153).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (212845153) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 303715 + ... + 304414.

It is an arithmetic number, because the mean of its divisors is an integer number (18852030).

Almost surely, 2^212845150 is an apocalyptic number.

212845150 is an abundant number, since it is smaller than the sum of its proper divisors (239603570).

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

212845150 is a wasteful number, since it uses less digits than its factorization.

212845150 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 608148 (or 608143 counting only the distinct ones).

The product of its (nonzero) digits is 3200, while the sum is 28.

The square root of 212845150 is about 14589.2134811990. The cubic root of 212845150 is about 597.0645041210.

It can be divided in two parts, 2128 and 45150, that added together give a triangular number (47278 = T₃₀₇).

The spelling of 212845150 in words is "two hundred twelve million, eight hundred forty-five thousand, one hundred fifty".