3129148 has 36 divisors (see below), whose sum is σ = 6336792. Its totient is φ = 1340640.

The previous prime is 3129121. The next prime is 3129169. The reversal of 3129148 is 8419213.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 15786 + ... + 15982.

It is an arithmetic number, because the mean of its divisors is an integer number (176022).

Almost surely, 2^3129148 is an apocalyptic number.

3129148 is a gapful number since it is divisible by the number (38) formed by its first and last digit.

It is an amenable number.

3129148 is an abundant number, since it is smaller than the sum of its proper divisors (3207644).

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

3129148 is a wasteful number, since it uses less digits than its factorization.

3129148 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 250 (or 229 counting only the distinct ones).

The product of its digits is 1728, while the sum is 28.

The square root of 3129148 is about 1768.9397954707. The cubic root of 3129148 is about 146.2655453805.

The spelling of 3129148 in words is "three million, one hundred twenty-nine thousand, one hundred forty-eight".