612874 has 4 divisors (see below), whose sum is σ = 919314. Its totient is φ = 306436.

The previous prime is 612869. The next prime is 612877. The reversal of 612874 is 478216.

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., 570025 + 42849 = 755^2 + 207^2 .

It is a super-2 number, since 2×612874² = 751229079752, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (612877) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 153217 + ... + 153220.

2⁶¹²⁸⁷⁴ is an apocalyptic number.

612874 is a deficient number, since it is larger than the sum of its proper divisors (306440).

612874 is a wasteful number, since it uses less digits than its factorization.

612874 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 306439.

The product of its digits is 2688, while the sum is 28.

The square root of 612874 is about 782.8626954965. The cubic root of 612874 is about 84.9422445024.

It can be divided in two parts, 6 and 12874, that added together give a triangular number (12880 = T₁₆₀).

The spelling of 612874 in words is "six hundred twelve thousand, eight hundred seventy-four".