3220734 has 16 divisors (see below), whose sum is σ = 7027200. Its totient is φ = 975960.

The previous prime is 3220727. The next prime is 3220771. The reversal of 3220734 is 4370223.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 3220734.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 24334 + ... + 24465.

It is an arithmetic number, because the mean of its divisors is an integer number (439200).

Almost surely, 2^3220734 is an apocalyptic number.

3220734 is an abundant number, since it is smaller than the sum of its proper divisors (3806466).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3220734 is a wasteful number, since it uses less digits than its factorization.

3220734 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48815.

The product of its (nonzero) digits is 1008, while the sum is 21.

The square root of 3220734 is about 1794.6403539428. The cubic root of 3220734 is about 147.6788446345.

Adding to 3220734 its reverse (4370223), we get a palindrome (7590957).

The spelling of 3220734 in words is "three million, two hundred twenty thousand, seven hundred thirty-four".