10344440 has 16 divisors (see below), whose sum is σ = 23275080. Its totient is φ = 4137760.

The previous prime is 10344437. The next prime is 10344473. The reversal of 10344440 is 4444301.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 129266 + ... + 129345.

Almost surely, 2^10344440 is an apocalyptic number.

10344440 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

10344440 is an abundant number, since it is smaller than the sum of its proper divisors (12930640).

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

10344440 is a wasteful number, since it uses less digits than its factorization.

10344440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 258622 (or 258618 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 20.

The square root of 10344440 is about 3216.2773512245. The cubic root of 10344440 is about 217.8891785858.

Adding to 10344440 its reverse (4444301), we get a palindrome (14788741).

The spelling of 10344440 in words is "ten million, three hundred forty-four thousand, four hundred forty".