3749426 has 16 divisors (see below), whose sum is σ = 5808408. Its totient is φ = 1814400.

The previous prime is 3749407. The next prime is 3749443. The reversal of 3749426 is 6249473.

3749426 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 1030225 + 2719201 = 1015^2 + 1649^2 .

It is an unprimeable number.

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, 8696 + ... + 9116.

Almost surely, 2^3749426 is an apocalyptic number.

3749426 is a deficient number, since it is larger than the sum of its proper divisors (2058982).

3749426 is a wasteful number, since it uses less digits than its factorization.

3749426 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 557.

The product of its digits is 36288, while the sum is 35.

The square root of 3749426 is about 1936.3434612692. The cubic root of 3749426 is about 155.3536979978.

The spelling of 3749426 in words is "three million, seven hundred forty-nine thousand, four hundred twenty-six".