3223257 has 8 divisors (see below), whose sum is σ = 4305984. Its totient is φ = 2144688.

The previous prime is 3223247. The next prime is 3223261. The reversal of 3223257 is 7523223.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 3223257 - 2¹⁴ = 3206873 is a prime.

It is an Ulam number.

3223257 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (3223247) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2403 + ... + 3495.

It is an arithmetic number, because the mean of its divisors is an integer number (538248).

Almost surely, 2^3223257 is an apocalyptic number.

It is an amenable number.

3223257 is a deficient number, since it is larger than the sum of its proper divisors (1082727).

3223257 is a wasteful number, since it uses less digits than its factorization.

3223257 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2079.

The product of its digits is 2520, while the sum is 24.

The square root of 3223257 is about 1795.3431426889. The cubic root of 3223257 is about 147.7173965583.

The spelling of 3223257 in words is "three million, two hundred twenty-three thousand, two hundred fifty-seven".