612422 has 8 divisors (see below), whose sum is σ = 950400. Its totient is φ = 295624.

The previous prime is 612407. The next prime is 612439. The reversal of 612422 is 224216.

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 612422.

It is a congruent number.

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, 5222 + ... + 5337.

It is an arithmetic number, because the mean of its divisors is an integer number (118800).

2⁶¹²⁴²² is an apocalyptic number.

612422 is a deficient number, since it is larger than the sum of its proper divisors (337978).

612422 is a wasteful number, since it uses less digits than its factorization.

612422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10590.

The product of its digits is 192, while the sum is 17.

The square root of 612422 is about 782.5739581663. The cubic root of 612422 is about 84.9213574810.

Adding to 612422 its reverse (224216), we get a palindrome (836638).

The spelling of 612422 in words is "six hundred twelve thousand, four hundred twenty-two".