10646428 has 24 divisors (see below), whose sum is σ = 20448288. Its totient is φ = 4819776.

The previous prime is 10646387. The next prime is 10646431. The reversal of 10646428 is 82464601.

10646428 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×10646428² = 226692858318368, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 10646428.

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, 825 + ... + 4687.

It is an arithmetic number, because the mean of its divisors is an integer number (852012).

Almost surely, 2^10646428 is an apocalyptic number.

It is an amenable number.

10646428 is a deficient number, since it is larger than the sum of its proper divisors (9801860).

10646428 is a wasteful number, since it uses less digits than its factorization.

10646428 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3933 (or 3931 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 31.

The square root of 10646428 is about 3262.8864522076. The cubic root of 10646428 is about 219.9891730209.

The spelling of 10646428 in words is "ten million, six hundred forty-six thousand, four hundred twenty-eight".