612338 has 4 divisors (see below), whose sum is σ = 918510. Its totient is φ = 306168.

The previous prime is 612331. The next prime is 612341. The reversal of 612338 is 833216.

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

It can be written as a sum of positive squares in only one way, i.e., 543169 + 69169 = 737^2 + 263^2 .

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (612331) by changing a digit.

612338 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, 153083 + ... + 153086.

2⁶¹²³³⁸ is an apocalyptic number.

612338 is a deficient number, since it is larger than the sum of its proper divisors (306172).

612338 is a wasteful number, since it uses less digits than its factorization.

612338 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 306171.

The product of its digits is 864, while the sum is 23.

The square root of 612338 is about 782.5202872769. The cubic root of 612338 is about 84.9174746899.

The spelling of 612338 in words is "six hundred twelve thousand, three hundred thirty-eight".