3501222 has 8 divisors (see below), whose sum is σ = 7002456. Its totient is φ = 1167072.

The previous prime is 3501209. The next prime is 3501229. The reversal of 3501222 is 2221053.

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

3501222 is an admirable number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3501229) 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, 291763 + ... + 291774.

It is an arithmetic number, because the mean of its divisors is an integer number (875307).

Almost surely, 2^3501222 is an apocalyptic number.

3501222 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

3501222 is a wasteful number, since it uses less digits than its factorization.

3501222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 583542.

The product of its (nonzero) digits is 120, while the sum is 15.

The square root of 3501222 is about 1871.1552581226. The cubic root of 3501222 is about 151.8471165936.

Adding to 3501222 its reverse (2221053), we get a palindrome (5722275).

The spelling of 3501222 in words is "three million, five hundred one thousand, two hundred twenty-two".