3407331440 has 20 divisors (see below), whose sum is σ = 7922045784. Its totient is φ = 1362932544.

The previous prime is 3407331419. The next prime is 3407331449. The reversal of 3407331440 is 441337043.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3407331449) 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, 21295742 + ... + 21295901.

Almost surely, 2^3407331440 is an apocalyptic number.

It is an amenable number.

3407331440 is an abundant number, since it is smaller than the sum of its proper divisors (4514714344).

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

3407331440 is a wasteful number, since it uses less digits than its factorization.

3407331440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42591656 (or 42591650 counting only the distinct ones).

The product of its (nonzero) digits is 12096, while the sum is 29.

The square root of 3407331440 is about 58372.3516744015. The cubic root of 3407331440 is about 1504.7746287840.

Adding to 3407331440 its reverse (441337043), we get a palindrome (3848668483).

The spelling of 3407331440 in words is "three billion, four hundred seven million, three hundred thirty-one thousand, four hundred forty".