10398885 has 32 divisors (see below), whose sum is σ = 19229952. Its totient is φ = 4700160.

The previous prime is 10398877. The next prime is 10398901. The reversal of 10398885 is 58889301.

It is not a de Polignac number, because 10398885 - 2³ = 10398877 is a prime.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 9675 + ... + 10695.

It is an arithmetic number, because the mean of its divisors is an integer number (600936).

Almost surely, 2^10398885 is an apocalyptic number.

10398885 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

10398885 is a deficient number, since it is larger than the sum of its proper divisors (8831067).

10398885 is a wasteful number, since it uses less digits than its factorization.

10398885 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1133.

The product of its (nonzero) digits is 69120, while the sum is 42.

The square root of 10398885 is about 3224.7302212743. The cubic root of 10398885 is about 218.2707756728.

The spelling of 10398885 in words is "ten million, three hundred ninety-eight thousand, eight hundred eighty-five".