253425 has 24 divisors (see below), whose sum is σ = 436480. Its totient is φ = 129600.

The previous prime is 253423. The next prime is 253427. The reversal of 253425 is 524352.

253425 = T₆ + T₇ + ... + T₁₁₄.

253425 is digitally balanced in base 7, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (253423) and next prime (253427).

It is not a de Polignac number, because 253425 - 2¹ = 253423 is a prime.

253425 is strictly pandigital in base 7.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 253425.

It is not an unprimeable number, because it can be changed into a prime (253423) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2271 + ... + 2379.

2²⁵³⁴²⁵ is an apocalyptic number.

253425 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

253425 is a deficient number, since it is larger than the sum of its proper divisors (183055).

253425 is a wasteful number, since it uses less digits than its factorization.

253425 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 153 (or 148 counting only the distinct ones).

The product of its digits is 1200, while the sum is 21.

The square root of 253425 is about 503.4133490483. The cubic root of 253425 is about 63.2824306288.

Adding to 253425 its reverse (524352), we get a palindrome (777777).

The spelling of 253425 in words is "two hundred fifty-three thousand, four hundred twenty-five".