10653440 has 144 divisors (see below), whose sum is σ = 30905280. Its totient is φ = 3440640.

The previous prime is 10653437. The next prime is 10653451. The reversal of 10653440 is 4435601.

It is a happy number.

It is a super-2 number, since 2×10653440² = 226991567667200, which contains 22 as substring.

It is a congruent 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, 259820 + ... + 259860.

It is an arithmetic number, because the mean of its divisors is an integer number (214620).

Almost surely, 2^10653440 is an apocalyptic number.

10653440 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 10653440, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (15452640).

10653440 is an abundant number, since it is smaller than the sum of its proper divisors (20251840).

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

10653440 is an equidigital number, since it uses as much as digits as its factorization.

10653440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 98 (or 84 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 23.

The square root of 10653440 is about 3263.9607840781. The cubic root of 10653440 is about 220.0374591862.

The spelling of 10653440 in words is "ten million, six hundred fifty-three thousand, four hundred forty".