612602 has 4 divisors (see below), whose sum is σ = 918906. Its totient is φ = 306300.

The previous prime is 612589. The next prime is 612611. The reversal of 612602 is 206216.

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., 383161 + 229441 = 619^2 + 479^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 153149 + ... + 153152.

2⁶¹²⁶⁰² is an apocalyptic number.

612602 is a deficient number, since it is larger than the sum of its proper divisors (306304).

612602 is a wasteful number, since it uses less digits than its factorization.

612602 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 306303.

The product of its (nonzero) digits is 144, while the sum is 17.

The square root of 612602 is about 782.6889548218. The cubic root of 612602 is about 84.9296765524.

Adding to 612602 its reverse (206216), we get a palindrome (818818).

The spelling of 612602 in words is "six hundred twelve thousand, six hundred two".