3743240 has 16 divisors (see below), whose sum is σ = 8422380. Its totient is φ = 1497280.

The previous prime is 3743239. The next prime is 3743249. The reversal of 3743240 is 423473.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 3678724 + 64516 = 1918^2 + 254^2 .

It is not an unprimeable number, because it can be changed into a prime (3743249) 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, 46751 + ... + 46830.

Almost surely, 2^3743240 is an apocalyptic number.

It is an amenable number.

3743240 is an abundant number, since it is smaller than the sum of its proper divisors (4679140).

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

3743240 is a wasteful number, since it uses less digits than its factorization.

3743240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 93592 (or 93588 counting only the distinct ones).

The product of its (nonzero) digits is 2016, while the sum is 23.

The square root of 3743240 is about 1934.7454612946. The cubic root of 3743240 is about 155.2682140710.

The spelling of 3743240 in words is "three million, seven hundred forty-three thousand, two hundred forty".