3742443 has 12 divisors (see below), whose sum is σ = 5606328. Its totient is φ = 2494800.

The previous prime is 3742391. The next prime is 3742451. The reversal of 3742443 is 3442473.

It is not a de Polignac number, because 3742443 - 2⁶ = 3742379 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (3742493) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 7458 + ... + 7943.

It is an arithmetic number, because the mean of its divisors is an integer number (467194).

Almost surely, 2^3742443 is an apocalyptic number.

3742443 is a deficient number, since it is larger than the sum of its proper divisors (1863885).

3742443 is an equidigital number, since it uses as much as digits as its factorization.

3742443 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15416 (or 15404 counting only the distinct ones).

The product of its digits is 8064, while the sum is 27.

The square root of 3742443 is about 1934.5394800831. The cubic root of 3742443 is about 155.2571935335.

The spelling of 3742443 in words is "three million, seven hundred forty-two thousand, four hundred forty-three".