674615 has 4 divisors (see below), whose sum is σ = 809544. Its totient is φ = 539688.

The previous prime is 674603. The next prime is 674647. The reversal of 674615 is 516476.

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

It is a cyclic number.

It is not a de Polignac number, because 674615 - 2⁶ = 674551 is a prime.

It is a Duffinian number.

It is a congruent number.

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 in 3 ways as a sum of consecutive naturals, for example, 67457 + ... + 67466.

It is an arithmetic number, because the mean of its divisors is an integer number (202386).

2⁶⁷⁴⁶¹⁵ is an apocalyptic number.

674615 is a deficient number, since it is larger than the sum of its proper divisors (134929).

674615 is a wasteful number, since it uses less digits than its factorization.

674615 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 134928.

The product of its digits is 5040, while the sum is 29.

The square root of 674615 is about 821.3494992998. The cubic root of 674615 is about 87.7038512437.

The spelling of 674615 in words is "six hundred seventy-four thousand, six hundred fifteen".