3740047 has 4 divisors (see below), whose sum is σ = 3782160. Its totient is φ = 3697936.

The previous prime is 3740039. The next prime is 3740059. The reversal of 3740047 is 7400473.

It is a happy number.

3740047 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 3740047 - 2³ = 3740039 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3740747) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 20923 + ... + 21100.

It is an arithmetic number, because the mean of its divisors is an integer number (945540).

Almost surely, 2^3740047 is an apocalyptic number.

3740047 is a deficient number, since it is larger than the sum of its proper divisors (42113).

3740047 is an equidigital number, since it uses as much as digits as its factorization.

3740047 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42112.

The product of its (nonzero) digits is 2352, while the sum is 25.

The square root of 3740047 is about 1933.9201121039. The cubic root of 3740047 is about 155.2240533582.

The spelling of 3740047 in words is "three million, seven hundred forty thousand, forty-seven".