3744440 has 64 divisors (see below), whose sum is σ = 9884160. Its totient is φ = 1249920.

The previous prime is 3744431. The next prime is 3744449. The reversal of 3744440 is 444473.

3744440 is nontrivially palindromic in base 6.

3744440 is digitally balanced in base 5, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (3744431) and next prime (3744449).

It is a hoax number, since the sum of its digits (26) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3744449) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11885 + ... + 12195.

It is an arithmetic number, because the mean of its divisors is an integer number (154440).

Almost surely, 2^3744440 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3744440, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4942080).

3744440 is an abundant number, since it is smaller than the sum of its proper divisors (6139720).

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

3744440 is a wasteful number, since it uses less digits than its factorization.

3744440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 372 (or 368 counting only the distinct ones).

The product of its (nonzero) digits is 5376, while the sum is 26.

The square root of 3744440 is about 1935.0555547581. The cubic root of 3744440 is about 155.2848041508.

The spelling of 3744440 in words is "three million, seven hundred forty-four thousand, four hundred forty".