679274 has 4 divisors (see below), whose sum is σ = 1018914. Its totient is φ = 339636.

The previous prime is 679249. The next prime is 679277. The reversal of 679274 is 472976.

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., 483025 + 196249 = 695^2 + 443^2 .

It is a super-2 number, since 2×679274² = 922826334152, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (679277) by changing a digit.

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, 169817 + ... + 169820.

2⁶⁷⁹²⁷⁴ is an apocalyptic number.

679274 is a deficient number, since it is larger than the sum of its proper divisors (339640).

679274 is a wasteful number, since it uses less digits than its factorization.

679274 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 339639.

The product of its digits is 21168, while the sum is 35.

The square root of 679274 is about 824.1808054062. The cubic root of 679274 is about 87.9052872174.

The spelling of 679274 in words is "six hundred seventy-nine thousand, two hundred seventy-four".