512283994 has 8 divisors (see below), whose sum is σ = 769673268. Its totient is φ = 255726240.

The previous prime is 512283931. The next prime is 512284009. The reversal of 512283994 is 499382215.

It can be written as a sum of positive squares in 2 ways, for example, as 310217769 + 202066225 = 17613^2 + 14215^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 512283994.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 206337 + ... + 208804.

Almost surely, 2^512283994 is an apocalyptic number.

512283994 is a deficient number, since it is larger than the sum of its proper divisors (257389274).

512283994 is a wasteful number, since it uses less digits than its factorization.

512283994 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 415760.

The product of its digits is 155520, while the sum is 43.

The square root of 512283994 is about 22633.6915681026. The cubic root of 512283994 is about 800.1478862021.

The spelling of 512283994 in words is "five hundred twelve million, two hundred eighty-three thousand, nine hundred ninety-four".