3223747 has 4 divisors (see below), whose sum is σ = 3247416. Its totient is φ = 3200080.

The previous prime is 3223741. The next prime is 3223751. The reversal of 3223747 is 7473223.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 7473223 = 37 ⋅201979.

It is a cyclic number.

It is not a de Polignac number, because 3223747 - 2³ = 3223739 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3223741) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11629 + ... + 11902.

It is an arithmetic number, because the mean of its divisors is an integer number (811854).

Almost surely, 2^3223747 is an apocalyptic number.

3223747 is a deficient number, since it is larger than the sum of its proper divisors (23669).

3223747 is a wasteful number, since it uses less digits than its factorization.

3223747 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23668.

The product of its digits is 7056, while the sum is 28.

The square root of 3223747 is about 1795.4796016664. The cubic root of 3223747 is about 147.7248815191.

The spelling of 3223747 in words is "three million, two hundred twenty-three thousand, seven hundred forty-seven".