11057628 has 24 divisors (see below), whose sum is σ = 25862032. Its totient is φ = 3677184.

The previous prime is 11057623. The next prime is 11057647. The reversal of 11057628 is 82675011.

It is a super-2 number, since 2×11057628² = 244542273972768, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 11057595 and 11057604.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11057621) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6126 + ... + 7722.

Almost surely, 2^11057628 is an apocalyptic number.

It is an amenable number.

11057628 is an abundant number, since it is smaller than the sum of its proper divisors (14804404).

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

11057628 is a wasteful number, since it uses less digits than its factorization.

11057628 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2181 (or 2179 counting only the distinct ones).

The product of its (nonzero) digits is 3360, while the sum is 30.

The square root of 11057628 is about 3325.3011893662. The cubic root of 11057628 is about 222.7857071219.

The spelling of 11057628 in words is "eleven million, fifty-seven thousand, six hundred twenty-eight".