3741991 has 8 divisors (see below), whose sum is σ = 4109184. Its totient is φ = 3379320.

The previous prime is 3741977. The next prime is 3742009. The reversal of 3741991 is 1991473.

3741991 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 3741991 - 2⁷ = 3741863 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 (3741961) 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 7 ways as a sum of consecutive naturals, for example, 750 + ... + 2836.

It is an arithmetic number, because the mean of its divisors is an integer number (513648).

Almost surely, 2^3741991 is an apocalyptic number.

3741991 is a deficient number, since it is larger than the sum of its proper divisors (367193).

3741991 is a wasteful number, since it uses less digits than its factorization.

3741991 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2261.

The product of its digits is 6804, while the sum is 34.

The square root of 3741991 is about 1934.4226528864. The cubic root of 3741991 is about 155.2509427969.

The spelling of 3741991 in words is "three million, seven hundred forty-one thousand, nine hundred ninety-one".