3749218 has 16 divisors (see below), whose sum is σ = 6173856. Its totient is φ = 1693440.

The previous prime is 3749191. The next prime is 3749219. The reversal of 3749218 is 8129473.

3749218 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×3749218² = 28113271223048, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (3749219) 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, 3805 + ... + 4687.

It is an arithmetic number, because the mean of its divisors is an integer number (385866).

Almost surely, 2^3749218 is an apocalyptic number.

3749218 is a deficient number, since it is larger than the sum of its proper divisors (2424638).

3749218 is a wasteful number, since it uses less digits than its factorization.

3749218 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1089.

The product of its digits is 12096, while the sum is 34.

The square root of 3749218 is about 1936.2897510445. The cubic root of 3749218 is about 155.3508251877.

The spelling of 3749218 in words is "three million, seven hundred forty-nine thousand, two hundred eighteen".