10646425 has 6 divisors (see below), whose sum is σ = 13201598. Its totient is φ = 8517120.

The previous prime is 10646387. The next prime is 10646431. The reversal of 10646425 is 52464601.

10646425 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 3 ways, for example, as 1227664 + 9418761 = 1108^2 + 3069^2 .

It is not a de Polignac number, because 10646425 - 2⁷ = 10646297 is a prime.

It is a super-2 number, since 2×10646425² = 226692730561250, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 10646393 and 10646402.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 212904 + ... + 212953.

Almost surely, 2^10646425 is an apocalyptic number.

It is an amenable number.

10646425 is a deficient number, since it is larger than the sum of its proper divisors (2555173).

10646425 is an equidigital number, since it uses as much as digits as its factorization.

10646425 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 425867 (or 425862 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 28.

The square root of 10646425 is about 3262.8859924919. The cubic root of 10646425 is about 219.9891523577.

The spelling of 10646425 in words is "ten million, six hundred forty-six thousand, four hundred twenty-five".