253671 has 8 divisors (see below), whose sum is σ = 369024. Its totient is φ = 153720.

The previous prime is 253661. The next prime is 253679. The reversal of 253671 is 176352.

253671 is digitally balanced in base 7, because in such base it contains all the possibile digits an equal number of times.

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

It is not a de Polignac number, because 253671 - 2⁵ = 253639 is a prime.

253671 is strictly pandigital in base 7.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 253671.

It is not an unprimeable number, because it can be changed into a prime (253679) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3811 + ... + 3876.

It is an arithmetic number, because the mean of its divisors is an integer number (46128).

2²⁵³⁶⁷¹ is an apocalyptic number.

253671 is a deficient number, since it is larger than the sum of its proper divisors (115353).

253671 is a wasteful number, since it uses less digits than its factorization.

253671 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7701.

The product of its digits is 1260, while the sum is 24.

The square root of 253671 is about 503.6576218027. The cubic root of 253671 is about 63.3029001214.

The spelling of 253671 in words is "two hundred fifty-three thousand, six hundred seventy-one".