393253 has 4 divisors (see below), whose sum is σ = 449440. Its totient is φ = 337068.

The previous prime is 393247. The next prime is 393257. The reversal of 393253 is 352393.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 393253 - 2⁹ = 392741 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (393257) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (5) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 28083 + ... + 28096.

It is an arithmetic number, because the mean of its divisors is an integer number (112360).

2³⁹³²⁵³ is an apocalyptic number.

It is an amenable number.

393253 is a deficient number, since it is larger than the sum of its proper divisors (56187).

393253 is an equidigital number, since it uses as much as digits as its factorization.

393253 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 56186.

The product of its digits is 2430, while the sum is 25.

The square root of 393253 is about 627.0988757764. The cubic root of 393253 is about 73.2640093261.

It can be divided in two parts, 393 and 253, that added together give a palindrome (646).

The spelling of 393253 in words is "three hundred ninety-three thousand, two hundred fifty-three".