10625909 has 8 divisors (see below), whose sum is σ = 12290880. Its totient is φ = 8997696.

The previous prime is 10625893. The next prime is 10625911. The reversal of 10625909 is 90952601.

10625909 = 316² + 317² + ... + 398².

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 10625909 - 2⁴ = 10625893 is a prime.

It is a super-2 number, since 2×10625909² = 225819884152562, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10625939) by changing a digit.

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, 8564 + ... + 9725.

It is an arithmetic number, because the mean of its divisors is an integer number (1536360).

Almost surely, 2^10625909 is an apocalyptic number.

It is an amenable number.

10625909 is a deficient number, since it is larger than the sum of its proper divisors (1664971).

10625909 is an equidigital number, since it uses as much as digits as its factorization.

10625909 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18379.

The product of its (nonzero) digits is 4860, while the sum is 32.

The square root of 10625909 is about 3259.7406338542. The cubic root of 10625909 is about 219.8477527910.

The spelling of 10625909 in words is "ten million, six hundred twenty-five thousand, nine hundred nine".