3155244 has 12 divisors (see below), whose sum is σ = 7362264. Its totient is φ = 1051744.

The previous prime is 3155239. The next prime is 3155263. The reversal of 3155244 is 4425513.

It is a tau number, because it is divible by the number of its divisors (12).

It is a nialpdrome in base 13.

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, 131457 + ... + 131480.

It is an arithmetic number, because the mean of its divisors is an integer number (613522).

Almost surely, 2^3155244 is an apocalyptic number.

It is an amenable number.

3155244 is an abundant number, since it is smaller than the sum of its proper divisors (4207020).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3155244 is a wasteful number, since it uses less digits than its factorization.

3155244 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 262944 (or 262942 counting only the distinct ones).

The product of its digits is 2400, while the sum is 24.

The square root of 3155244 is about 1776.3006502279. The cubic root of 3155244 is about 146.6710214501.

The spelling of 3155244 in words is "three million, one hundred fifty-five thousand, two hundred forty-four".