653393 has 4 divisors (see below), whose sum is σ = 703668. Its totient is φ = 603120.

The previous prime is 653363. The next prime is 653431. The reversal of 653393 is 393356.

653393 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It can be written as a sum of positive squares in 2 ways, for example, as 110224 + 543169 = 332^2 + 737^2 .

It is a cyclic number.

It is not a de Polignac number, because 653393 - 2¹⁰ = 652369 is a prime.

It is a d-powerful number, because it can be written as 6⁶ + 5⁵ + 3⁸ + 3¹⁰ + 9⁴ + 3¹² .

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (653363) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 25118 + ... + 25143.

It is an arithmetic number, because the mean of its divisors is an integer number (175917).

2⁶⁵³³⁹³ is an apocalyptic number.

It is an amenable number.

653393 is a deficient number, since it is larger than the sum of its proper divisors (50275).

653393 is a wasteful number, since it uses less digits than its factorization.

653393 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50274.

The product of its digits is 7290, while the sum is 29.

The square root of 653393 is about 808.3272852007. The cubic root of 653393 is about 86.7743746338.

The spelling of 653393 in words is "six hundred fifty-three thousand, three hundred ninety-three".