612368 has 10 divisors (see below), whose sum is σ = 1186494. Its totient is φ = 306176.

The previous prime is 612349. The next prime is 612371. The reversal of 612368 is 863216.

It can be written as a sum of positive squares in only one way, i.e., 595984 + 16384 = 772^2 + 128^2 .

It is an unprimeable number.

612368 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 19121 + ... + 19152.

2⁶¹²³⁶⁸ is an apocalyptic number.

It is an amenable number.

612368 is a deficient number, since it is larger than the sum of its proper divisors (574126).

612368 is a wasteful number, since it uses less digits than its factorization.

612368 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38281 (or 38275 counting only the distinct ones).

The product of its digits is 1728, while the sum is 26.

The square root of 612368 is about 782.5394558743. The cubic root of 612368 is about 84.9188614418.

The spelling of 612368 in words is "six hundred twelve thousand, three hundred sixty-eight".