253593 has 12 divisors (see below), whose sum is σ = 385840. Its totient is φ = 160056.

The previous prime is 253573. The next prime is 253601. The reversal of 253593 is 395352.

It is not a de Polignac number, because 253593 - 2⁹ = 253081 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (253543) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 571 + ... + 912.

2²⁵³⁵⁹³ is an apocalyptic number.

It is an amenable number.

253593 is a deficient number, since it is larger than the sum of its proper divisors (132247).

253593 is a wasteful number, since it uses less digits than its factorization.

253593 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1508 (or 1505 counting only the distinct ones).

The product of its digits is 4050, while the sum is 27.

The square root of 253593 is about 503.5801822947. The cubic root of 253593 is about 63.2964112278.

It can be divided in two parts, 2535 and 93, that added together give a triangular number (2628 = T₇₂).

The spelling of 253593 in words is "two hundred fifty-three thousand, five hundred ninety-three".