253670 has 8 divisors (see below), whose sum is σ = 456624. Its totient is φ = 101464.

The previous prime is 253661. The next prime is 253679. The reversal of 253670 is 76352.

It is an interprime number because it is at equal distance from previous prime (253661) and next prime (253679).

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

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 253670.

It is not an unprimeable number, because it can be changed into a prime (253679) 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 3 ways as a sum of consecutive naturals, for example, 12674 + ... + 12693.

It is an arithmetic number, because the mean of its divisors is an integer number (57078).

2²⁵³⁶⁷⁰ is an apocalyptic number.

253670 is a deficient number, since it is larger than the sum of its proper divisors (202954).

253670 is a wasteful number, since it uses less digits than its factorization.

253670 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25374.

The product of its (nonzero) digits is 1260, while the sum is 23.

The square root of 253670 is about 503.6566290639. The cubic root of 253670 is about 63.3028169389.

The spelling of 253670 in words is "two hundred fifty-three thousand, six hundred seventy".