10426660 has 24 divisors (see below), whose sum is σ = 22652280. Its totient is φ = 4026624.

The previous prime is 10426651. The next prime is 10426679. The reversal of 10426660 is 6662401.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 1136356 + 9290304 = 1066^2 + 3048^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8409 + ... + 9568.

It is an arithmetic number, because the mean of its divisors is an integer number (943845).

Almost surely, 2^10426660 is an apocalyptic number.

10426660 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

10426660 is an abundant number, since it is smaller than the sum of its proper divisors (12225620).

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

10426660 is a wasteful number, since it uses less digits than its factorization.

10426660 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18015 (or 18013 counting only the distinct ones).

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

The square root of 10426660 is about 3229.0339112496. The cubic root of 10426660 is about 218.4649337083.

The spelling of 10426660 in words is "ten million, four hundred twenty-six thousand, six hundred sixty".