512525850 has 48 divisors (see below), whose sum is σ = 1305431328. Its totient is φ = 132978240.

The previous prime is 512525831. The next prime is 512525857. The reversal of 512525850 is 58525215.

It is not an unprimeable number, because it can be changed into a prime (512525857) by changing a digit.

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 23 ways as a sum of consecutive naturals, for example, 40624 + ... + 51723.

It is an arithmetic number, because the mean of its divisors is an integer number (27196486).

Almost surely, 2^512525850 is an apocalyptic number.

512525850 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

512525850 is an abundant number, since it is smaller than the sum of its proper divisors (792905478).

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

512525850 is a wasteful number, since it uses less digits than its factorization.

512525850 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 92399 (or 92394 counting only the distinct ones).

The product of its (nonzero) digits is 20000, while the sum is 33.

The square root of 512525850 is about 22639.0337691342. The cubic root of 512525850 is about 800.2737864988.

The spelling of 512525850 in words is "five hundred twelve million, five hundred twenty-five thousand, eight hundred fifty".