253298 has 8 divisors (see below), whose sum is σ = 389340. Its totient is φ = 123520.

The previous prime is 253273. The next prime is 253307. The reversal of 253298 is 892352.

It can be written as a sum of positive squares in 2 ways, for example, as 253009 + 289 = 503^2 + 17^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an Ulam number.

It is a self number, because there is not a number n which added to its sum of digits gives 253298.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1463 + ... + 1626.

2²⁵³²⁹⁸ is an apocalyptic number.

253298 is a deficient number, since it is larger than the sum of its proper divisors (136042).

253298 is a wasteful number, since it uses less digits than its factorization.

253298 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3132.

The product of its digits is 4320, while the sum is 29.

The square root of 253298 is about 503.2871943533. The cubic root of 253298 is about 63.2718578603.

The spelling of 253298 in words is "two hundred fifty-three thousand, two hundred ninety-eight".