653674 has 8 divisors (see below), whose sum is σ = 1120608. Its totient is φ = 280140.

The previous prime is 653659. The next prime is 653687. The reversal of 653674 is 476356.

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 23332 + ... + 23359.

It is an arithmetic number, because the mean of its divisors is an integer number (140076).

2⁶⁵³⁶⁷⁴ is an apocalyptic number.

653674 is a deficient number, since it is larger than the sum of its proper divisors (466934).

653674 is a wasteful number, since it uses less digits than its factorization.

653674 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46700.

The product of its digits is 15120, while the sum is 31.

The square root of 653674 is about 808.5010822504. The cubic root of 653674 is about 86.7868123268.

The spelling of 653674 in words is "six hundred fifty-three thousand, six hundred seventy-four".