3122628 has 24 divisors (see below), whose sum is σ = 7715232. Its totient is φ = 979584.

The previous prime is 3122627. The next prime is 3122657. The reversal of 3122628 is 8262213.

It is a junction number, because it is equal to n+sod(n) for n = 3122598 and 3122607.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3122627) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7450 + ... + 7857.

It is an arithmetic number, because the mean of its divisors is an integer number (321468).

Almost surely, 2^3122628 is an apocalyptic number.

It is an amenable number.

3122628 is an abundant number, since it is smaller than the sum of its proper divisors (4592604).

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

3122628 is a wasteful number, since it uses less digits than its factorization.

3122628 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15331 (or 15329 counting only the distinct ones).

The product of its digits is 1152, while the sum is 24.

The square root of 3122628 is about 1767.0959226935. The cubic root of 3122628 is about 146.1638867738.

The spelling of 3122628 in words is "three million, one hundred twenty-two thousand, six hundred twenty-eight".