3713440 has 24 divisors (see below), whose sum is σ = 8773380. Its totient is φ = 1485312.

The previous prime is 3713407. The next prime is 3713441. The reversal of 3713440 is 443173.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 3701776 + 11664 = 1924^2 + 108^2 .

It is not an unprimeable number, because it can be changed into a prime (3713441) 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, 11445 + ... + 11764.

Almost surely, 2^3713440 is an apocalyptic number.

It is an amenable number.

3713440 is an abundant number, since it is smaller than the sum of its proper divisors (5059940).

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

3713440 is a wasteful number, since it uses less digits than its factorization.

3713440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23224 (or 23216 counting only the distinct ones).

The product of its (nonzero) digits is 1008, while the sum is 22.

The square root of 3713440 is about 1927.0288010302. The cubic root of 3713440 is about 154.8550848124.

The spelling of 3713440 in words is "three million, seven hundred thirteen thousand, four hundred forty".