512735397 has 16 divisors (see below), whose sum is σ = 700474368. Its totient is φ = 333431280.

The previous prime is 512735383. The next prime is 512735401. The reversal of 512735397 is 793537215.

It is not a de Polignac number, because 512735397 - 2⁷ = 512735269 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (512735347) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 115338 + ... + 119700.

It is an arithmetic number, because the mean of its divisors is an integer number (43779648).

Almost surely, 2^512735397 is an apocalyptic number.

It is an amenable number.

512735397 is a deficient number, since it is larger than the sum of its proper divisors (187738971).

512735397 is a wasteful number, since it uses less digits than its factorization.

512735397 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5320.

The product of its digits is 198450, while the sum is 42.

The square root of 512735397 is about 22643.6612984738. The cubic root of 512735397 is about 800.3828360373.

The spelling of 512735397 in words is "five hundred twelve million, seven hundred thirty-five thousand, three hundred ninety-seven".