3157255 has 8 divisors (see below), whose sum is σ = 3798432. Its totient is φ = 2519328.

The previous prime is 3157243. The next prime is 3157277. The reversal of 3157255 is 5527513.

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

It is a cyclic number.

It is not a de Polignac number, because 3157255 - 2⁷ = 3157127 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2782 + ... + 3748.

It is an arithmetic number, because the mean of its divisors is an integer number (474804).

Almost surely, 2^3157255 is an apocalyptic number.

3157255 is a deficient number, since it is larger than the sum of its proper divisors (641177).

3157255 is an equidigital number, since it uses as much as digits as its factorization.

3157255 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1625.

The product of its digits is 5250, while the sum is 28.

The square root of 3157255 is about 1776.8666241449. The cubic root of 3157255 is about 146.7021751721.

The spelling of 3157255 in words is "three million, one hundred fifty-seven thousand, two hundred fifty-five".