10661628 has 12 divisors (see below), whose sum is σ = 24877160. Its totient is φ = 3553872.

The previous prime is 10661611. The next prime is 10661653. The reversal of 10661628 is 82616601.

It is a tau number, because it is divible by the number of its divisors (12).

It is a super-2 number, since 2×10661628² = 227340623220768, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 10661595 and 10661604.

It is a congruent number.

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, 444223 + ... + 444246.

Almost surely, 2^10661628 is an apocalyptic number.

It is an amenable number.

10661628 is an abundant number, since it is smaller than the sum of its proper divisors (14215532).

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

10661628 is a wasteful number, since it uses less digits than its factorization.

10661628 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 888476 (or 888474 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 30.

The square root of 10661628 is about 3265.2148474488. The cubic root of 10661628 is about 220.0938167364.

The spelling of 10661628 in words is "ten million, six hundred sixty-one thousand, six hundred twenty-eight".