10447320 has 128 divisors (see below), whose sum is σ = 34856640. Its totient is φ = 2488320.

The previous prime is 10447319. The next prime is 10447331. The reversal of 10447320 is 2374401.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 57630 + ... + 57810.

Almost surely, 2^10447320 is an apocalyptic number.

10447320 is a gapful number since it is divisible by the number (10) 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 10447320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (17428320).

10447320 is an abundant number, since it is smaller than the sum of its proper divisors (24409320).

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

10447320 is a wasteful number, since it uses less digits than its factorization.

10447320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 245 (or 241 counting only the distinct ones).

The product of its (nonzero) digits is 672, while the sum is 21.

The square root of 10447320 is about 3232.2314273579. The cubic root of 10447320 is about 218.6091316174.

The spelling of 10447320 in words is "ten million, four hundred forty-seven thousand, three hundred twenty".