10320912 has 80 divisors (see below), whose sum is σ = 33866880. Its totient is φ = 2947968.

The previous prime is 10320847. The next prime is 10320917. The reversal of 10320912 is 21902301.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is not an unprimeable number, because it can be changed into a prime (10320917) 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 15 ways as a sum of consecutive naturals, for example, 1318 + ... + 4730.

It is an arithmetic number, because the mean of its divisors is an integer number (423336).

Almost surely, 2^10320912 is an apocalyptic number.

10320912 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 10320912, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (16933440).

10320912 is an abundant number, since it is smaller than the sum of its proper divisors (23545968).

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

10320912 is a wasteful number, since it uses less digits than its factorization.

10320912 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3437 (or 3425 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 18.

The square root of 10320912 is about 3212.6176243058. The cubic root of 10320912 is about 217.7238598838.

The spelling of 10320912 in words is "ten million, three hundred twenty thousand, nine hundred twelve".