3747723 has 16 divisors (see below), whose sum is σ = 5748480. Its totient is φ = 2127456.

The previous prime is 3747721. The next prime is 3747727. The reversal of 3747723 is 3277473.

It is not a de Polignac number, because 3747723 - 2¹ = 3747721 is a prime.

3747723 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (3747721) 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 15 ways as a sum of consecutive naturals, for example, 3261 + ... + 4257.

It is an arithmetic number, because the mean of its divisors is an integer number (359280).

Almost surely, 2^3747723 is an apocalyptic number.

3747723 is a deficient number, since it is larger than the sum of its proper divisors (2000757).

3747723 is a wasteful number, since it uses less digits than its factorization.

3747723 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1186.

The product of its digits is 24696, while the sum is 33.

The square root of 3747723 is about 1935.9036649586. The cubic root of 3747723 is about 155.3301737381.

The spelling of 3747723 in words is "three million, seven hundred forty-seven thousand, seven hundred twenty-three".