612424 has 16 divisors (see below), whose sum is σ = 1179900. Its totient is φ = 297792.

The previous prime is 612407. The next prime is 612439. The reversal of 612424 is 424216.

It can be written as a sum of positive squares in 2 ways, for example, as 611524 + 900 = 782^2 + 30^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 739 + ... + 1330.

2⁶¹²⁴²⁴ is an apocalyptic number.

It is an amenable number.

612424 is a deficient number, since it is larger than the sum of its proper divisors (567476).

612424 is a wasteful number, since it uses less digits than its factorization.

612424 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2112 (or 2108 counting only the distinct ones).

The product of its digits is 384, while the sum is 19.

The square root of 612424 is about 782.5752359997. The cubic root of 612424 is about 84.9214499241.

It can be divided in two parts, 61 and 2424, that added together give a triangular number (2485 = T₇₀).

The spelling of 612424 in words is "six hundred twelve thousand, four hundred twenty-four".