3220748 has 6 divisors (see below), whose sum is σ = 5636316. Its totient is φ = 1610372.

The previous prime is 3220727. The next prime is 3220771. The reversal of 3220748 is 8470223.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 402590 + ... + 402597.

It is an arithmetic number, because the mean of its divisors is an integer number (939386).

Almost surely, 2^3220748 is an apocalyptic number.

It is an amenable number.

3220748 is a deficient number, since it is larger than the sum of its proper divisors (2415568).

3220748 is a wasteful number, since it uses less digits than its factorization.

3220748 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 805191 (or 805189 counting only the distinct ones).

The product of its (nonzero) digits is 2688, while the sum is 26.

The square root of 3220748 is about 1794.6442544415. The cubic root of 3220748 is about 147.6790586127.

The spelling of 3220748 in words is "three million, two hundred twenty thousand, seven hundred forty-eight".