3743840 has 24 divisors (see below), whose sum is σ = 8845200. Its totient is φ = 1497472.

The previous prime is 3743837. The next prime is 3743843. The reversal of 3743840 is 483473.

It is an interprime number because it is at equal distance from previous prime (3743837) and next prime (3743843).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3743843) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11540 + ... + 11859.

It is an arithmetic number, because the mean of its divisors is an integer number (368550).

Almost surely, 2^3743840 is an apocalyptic number.

It is an amenable number.

3743840 is an abundant number, since it is smaller than the sum of its proper divisors (5101360).

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

3743840 is a wasteful number, since it uses less digits than its factorization.

3743840 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23414 (or 23406 counting only the distinct ones).

The product of its (nonzero) digits is 8064, while the sum is 29.

The square root of 3743840 is about 1934.9005142384. The cubic root of 3743840 is about 155.2765095540.

The spelling of 3743840 in words is "three million, seven hundred forty-three thousand, eight hundred forty".