653338 has 16 divisors (see below), whose sum is σ = 1169280. Its totient is φ = 267696.

The previous prime is 653321. The next prime is 653339. The reversal of 653338 is 833356.

653338 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (653339) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 693 + ... + 1336.

It is an arithmetic number, because the mean of its divisors is an integer number (73080).

2⁶⁵³³³⁸ is an apocalyptic number.

653338 is a deficient number, since it is larger than the sum of its proper divisors (515942).

653338 is a wasteful number, since it uses less digits than its factorization.

653338 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2061.

The product of its digits is 6480, while the sum is 28.

The square root of 653338 is about 808.2932636117. The cubic root of 653338 is about 86.7719397926.

It can be divided in two parts, 65333 and 8, that added together give a triangular number (65341 = T₃₆₁).

The spelling of 653338 in words is "six hundred fifty-three thousand, three hundred thirty-eight".