10739440 has 20 divisors (see below), whose sum is σ = 24969384. Its totient is φ = 4295744.

The previous prime is 10739437. The next prime is 10739441. The reversal of 10739440 is 4493701.

It is a tau number, because it is divible by the number of its divisors (20).

It is a junction number, because it is equal to n+sod(n) for n = 10739399 and 10739408.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10739441) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 67042 + ... + 67201.

Almost surely, 2^10739440 is an apocalyptic number.

10739440 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

10739440 is an abundant number, since it is smaller than the sum of its proper divisors (14229944).

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

10739440 is a wasteful number, since it uses less digits than its factorization.

10739440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 134256 (or 134250 counting only the distinct ones).

The product of its (nonzero) digits is 3024, while the sum is 28.

The square root of 10739440 is about 3277.1084815734. The cubic root of 10739440 is about 220.6279579463.

The spelling of 10739440 in words is "ten million, seven hundred thirty-nine thousand, four hundred forty".