612429 has 4 divisors (see below), whose sum is σ = 816576. Its totient is φ = 408284.

The previous prime is 612407. The next prime is 612439. The reversal of 612429 is 924216.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 612429 - 2⁷ = 612301 is a prime.

It is a D-number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 612399 and 612408.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (612439) 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, 102069 + ... + 102074.

It is an arithmetic number, because the mean of its divisors is an integer number (204144).

2⁶¹²⁴²⁹ is an apocalyptic number.

It is an amenable number.

612429 is a deficient number, since it is larger than the sum of its proper divisors (204147).

612429 is a wasteful number, since it uses less digits than its factorization.

612429 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 204146.

The product of its digits is 864, while the sum is 24.

The square root of 612429 is about 782.5784305742. The cubic root of 612429 is about 84.9216810310.

The spelling of 612429 in words is "six hundred twelve thousand, four hundred twenty-nine".