10628409 has 8 divisors (see below), whose sum is σ = 15459552. Its totient is φ = 6441440.

The previous prime is 10628377. The next prime is 10628419. The reversal of 10628409 is 90482601.

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 10628409 - 2⁵ = 10628377 is a prime.

It is a super-2 number, since 2×10628409² = 225926155742562, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (10628419) 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, 161004 + ... + 161069.

It is an arithmetic number, because the mean of its divisors is an integer number (1932444).

Almost surely, 2^10628409 is an apocalyptic number.

It is an amenable number.

10628409 is a deficient number, since it is larger than the sum of its proper divisors (4831143).

10628409 is a wasteful number, since it uses less digits than its factorization.

10628409 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 322087.

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

The square root of 10628409 is about 3260.1240773934. The cubic root of 10628409 is about 219.8649929249.

The spelling of 10628409 in words is "ten million, six hundred twenty-eight thousand, four hundred nine".