3222628251 has 4 divisors (see below), whose sum is σ = 4296837672. Its totient is φ = 2148418832.

The previous prime is 3222628229. The next prime is 3222628267. The reversal of 3222628251 is 1528262223.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 1528262223 = 3 ⋅509420741.

It is a cyclic number.

It is not a de Polignac number, because 3222628251 - 2²² = 3218433947 is a prime.

It is not an unprimeable number, because it can be changed into a prime (3222628291) 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, 537104706 + ... + 537104711.

It is an arithmetic number, because the mean of its divisors is an integer number (1074209418).

Almost surely, 2^3222628251 is an apocalyptic number.

3222628251 is a deficient number, since it is larger than the sum of its proper divisors (1074209421).

3222628251 is a wasteful number, since it uses less digits than its factorization.

3222628251 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1074209420.

The product of its digits is 23040, while the sum is 33.

The square root of 3222628251 is about 56768.1975317166. The cubic root of 3222628251 is about 1477.0779103560.

The spelling of 3222628251 in words is "three billion, two hundred twenty-two million, six hundred twenty-eight thousand, two hundred fifty-one".