3736891 has 4 divisors (see below), whose sum is σ = 3740800. Its totient is φ = 3732984.

The previous prime is 3736877. The next prime is 3736927. The reversal of 3736891 is 1986373.

3736891 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, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 3736891 - 2⁷ = 3736763 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 3736891.

It is not an unprimeable number, because it can be changed into a prime (3736841) 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, 550 + ... + 2788.

It is an arithmetic number, because the mean of its divisors is an integer number (935200).

Almost surely, 2^3736891 is an apocalyptic number.

3736891 is a deficient number, since it is larger than the sum of its proper divisors (3909).

3736891 is a wasteful number, since it uses less digits than its factorization.

3736891 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3908.

The product of its digits is 27216, while the sum is 37.

The square root of 3736891 is about 1933.1039806487. The cubic root of 3736891 is about 155.1803796671.

The spelling of 3736891 in words is "three million, seven hundred thirty-six thousand, eight hundred ninety-one".