3525222 has 48 divisors (see below), whose sum is σ = 7957440. Its totient is φ = 1037952.

The previous prime is 3525209. The next prime is 3525229. The reversal of 3525222 is 2225253.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3525229) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 32893 + ... + 32999.

It is an arithmetic number, because the mean of its divisors is an integer number (165780).

Almost surely, 2^3525222 is an apocalyptic number.

3525222 is an abundant number, since it is smaller than the sum of its proper divisors (4432218).

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

3525222 is a wasteful number, since it uses less digits than its factorization.

3525222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 165 (or 148 counting only the distinct ones).

The product of its digits is 1200, while the sum is 21.

The square root of 3525222 is about 1877.5574558452. The cubic root of 3525222 is about 152.1932848146.

The spelling of 3525222 in words is "three million, five hundred twenty-five thousand, two hundred twenty-two".