512700740 has 12 divisors (see below), whose sum is σ = 1076671596. Its totient is φ = 205080288.

The previous prime is 512700733. The next prime is 512700743. The reversal of 512700740 is 47007215.

It can be written as a sum of positive squares in 2 ways, for example, as 398082304 + 114618436 = 19952^2 + 10706^2 .

It is not an unprimeable number, because it can be changed into a prime (512700743) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12817499 + ... + 12817538.

It is an arithmetic number, because the mean of its divisors is an integer number (89722633).

Almost surely, 2^512700740 is an apocalyptic number.

It is an amenable number.

512700740 is an abundant number, since it is smaller than the sum of its proper divisors (563970856).

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

512700740 is a wasteful number, since it uses less digits than its factorization.

512700740 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25635046 (or 25635044 counting only the distinct ones).

The product of its (nonzero) digits is 1960, while the sum is 26.

The square root of 512700740 is about 22642.8960161902. The cubic root of 512700740 is about 800.3648023737.

Adding to 512700740 its reverse (47007215), we get a palindrome (559707955).

The spelling of 512700740 in words is "five hundred twelve million, seven hundred thousand, seven hundred forty".