512429 has 2 divisors, whose sum is σ = 512430. Its totient is φ = 512428.

The previous prime is 512419. The next prime is 512443. The reversal of 512429 is 924215.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 354025 + 158404 = 595^2 + 398^2 .

It is a cyclic number.

It is not a de Polignac number, because 512429 - 2¹⁶ = 446893 is a prime.

It is equal to p₄₂₄₆₇ and since 512429 and 42467 have the same sum of digits, it is a Honaker prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (512419) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 256214 + 256215.

It is an arithmetic number, because the mean of its divisors is an integer number (256215).

2⁵¹²⁴²⁹ is an apocalyptic number.

It is an amenable number.

512429 is a deficient number, since it is larger than the sum of its proper divisors (1).

512429 is an equidigital number, since it uses as much as digits as its factorization.

512429 is an evil number, because the sum of its binary digits is even.

The product of its digits is 720, while the sum is 23.

The square root of 512429 is about 715.8414628952. The cubic root of 512429 is about 80.0223375124.

The spelling of 512429 in words is "five hundred twelve thousand, four hundred twenty-nine".