3749223 has 4 divisors (see below), whose sum is σ = 4998968. Its totient is φ = 2499480.

The previous prime is 3749219. The next prime is 3749257. The reversal of 3749223 is 3229473.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 3749223 - 2² = 3749219 is a prime.

It is a D-number.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3749293) 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 3 ways as a sum of consecutive naturals, for example, 624868 + ... + 624873.

It is an arithmetic number, because the mean of its divisors is an integer number (1249742).

Almost surely, 2^3749223 is an apocalyptic number.

3749223 is a deficient number, since it is larger than the sum of its proper divisors (1249745).

3749223 is a wasteful number, since it uses less digits than its factorization.

3749223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1249744.

The product of its digits is 9072, while the sum is 30.

The square root of 3749223 is about 1936.2910421732. The cubic root of 3749223 is about 155.3508942469.

The spelling of 3749223 in words is "three million, seven hundred forty-nine thousand, two hundred twenty-three".