2133628 has 24 divisors (see below), whose sum is σ = 4301024. Its totient is φ = 907200.

The previous prime is 2133613. The next prime is 2133631. The reversal of 2133628 is 8263312.

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, 4858 + ... + 5278.

2^2133628 is an apocalyptic number.

2133628 is a gapful number since it is divisible by the number (28) formed by its first and last digit.

It is an amenable number.

2133628 is an abundant number, since it is smaller than the sum of its proper divisors (2167396).

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

2133628 is a wasteful number, since it uses less digits than its factorization.

2133628 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 613 (or 611 counting only the distinct ones).

The product of its digits is 1728, while the sum is 25.

The square root of 2133628 is about 1460.6943554351. The cubic root of 2133628 is about 128.7378447066.

The spelling of 2133628 in words is "two million, one hundred thirty-three thousand, six hundred twenty-eight".