10449905 has 16 divisors (see below), whose sum is σ = 13279680. Its totient is φ = 7872192.

The previous prime is 10449899. The next prime is 10449913. The reversal of 10449905 is 50994401.

It is a cyclic number.

It is not a de Polignac number, because 10449905 - 2¹⁰ = 10448881 is a prime.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 29942 + ... + 30288.

It is an arithmetic number, because the mean of its divisors is an integer number (829980).

Almost surely, 2^10449905 is an apocalyptic number.

It is an amenable number.

10449905 is a deficient number, since it is larger than the sum of its proper divisors (2829775).

10449905 is a wasteful number, since it uses less digits than its factorization.

10449905 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 688.

The product of its (nonzero) digits is 6480, while the sum is 32.

The square root of 10449905 is about 3232.6312811702. The cubic root of 10449905 is about 218.6271604198.

The spelling of 10449905 in words is "ten million, four hundred forty-nine thousand, nine hundred five".