3791040 has 112 divisors (see below), whose sum is σ = 13167360. Its totient is φ = 916480.

The previous prime is 3791033. The next prime is 3791059. The reversal of 3791040 is 401973.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a self number, because there is not a number n which added to its sum of digits gives 3791040.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10381 + ... + 10739.

Almost surely, 2^3791040 is an apocalyptic number.

3791040 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3791040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6583680).

3791040 is an abundant number, since it is smaller than the sum of its proper divisors (9376320).

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

3791040 is a wasteful number, since it uses less digits than its factorization.

3791040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 390 (or 380 counting only the distinct ones).

The product of its (nonzero) digits is 756, while the sum is 24.

The square root of 3791040 is about 1947.0593211302. The cubic root of 3791040 is about 155.9263294488.

It can be divided in two parts, 37910 and 40, that added together give a triangular number (37950 = T₂₇₅).

The spelling of 3791040 in words is "three million, seven hundred ninety-one thousand, forty".