653074 has 4 divisors (see below), whose sum is σ = 979614. Its totient is φ = 326536.

The previous prime is 653057. The next prime is 653083. The reversal of 653074 is 470356.

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., 525625 + 127449 = 725^2 + 357^2 .

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, 163267 + ... + 163270.

2⁶⁵³⁰⁷⁴ is an apocalyptic number.

653074 is a deficient number, since it is larger than the sum of its proper divisors (326540).

653074 is a wasteful number, since it uses less digits than its factorization.

653074 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 326539.

The product of its (nonzero) digits is 2520, while the sum is 25.

The square root of 653074 is about 808.1299400468. The cubic root of 653074 is about 86.7602506525.

The spelling of 653074 in words is "six hundred fifty-three thousand, seventy-four".