612379 has 4 divisors (see below), whose sum is σ = 622480. Its totient is φ = 602280.

The previous prime is 612377. The next prime is 612383. The reversal of 612379 is 973216.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 612379 - 2¹ = 612377 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (612371) 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, 4959 + ... + 5080.

It is an arithmetic number, because the mean of its divisors is an integer number (155620).

2⁶¹²³⁷⁹ is an apocalyptic number.

612379 is a deficient number, since it is larger than the sum of its proper divisors (10101).

612379 is a wasteful number, since it uses less digits than its factorization.

612379 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10100.

The product of its digits is 2268, while the sum is 28.

The square root of 612379 is about 782.5464842423. The cubic root of 612379 is about 84.9193699061.

The spelling of 612379 in words is "six hundred twelve thousand, three hundred seventy-nine".