3145252 has 12 divisors (see below), whose sum is σ = 6004656. Its totient is φ = 1429640.

The previous prime is 3145249. The next prime is 3145283. The reversal of 3145252 is 2525413.

It is a super-2 number, since 2×3145252² = 19785220287008, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (22).

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, 35698 + ... + 35785.

It is an arithmetic number, because the mean of its divisors is an integer number (500388).

Almost surely, 2^3145252 is an apocalyptic number.

It is an amenable number.

3145252 is a deficient number, since it is larger than the sum of its proper divisors (2859404).

3145252 is a wasteful number, since it uses less digits than its factorization.

3145252 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 71498 (or 71496 counting only the distinct ones).

The product of its digits is 1200, while the sum is 22.

The square root of 3145252 is about 1773.4858330418. The cubic root of 3145252 is about 146.5160322121.

The spelling of 3145252 in words is "three million, one hundred forty-five thousand, two hundred fifty-two".