4221132 has 24 divisors (see below), whose sum is σ = 10036656. Its totient is φ = 1380288.

The previous prime is 4221109. The next prime is 4221169. The reversal of 4221132 is 2311224.

It is a super-2 number, since 2×4221132² = 35635910722848, which contains 22 as substring.

It is a nude number because it is divisible by every one of its digits.

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, 2683 + ... + 3954.

It is an arithmetic number, because the mean of its divisors is an integer number (418194).

Almost surely, 2^4221132 is an apocalyptic number.

It is an amenable number.

4221132 is an abundant number, since it is smaller than the sum of its proper divisors (5815524).

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

4221132 is a wasteful number, since it uses less digits than its factorization.

4221132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6697 (or 6695 counting only the distinct ones).

The product of its digits is 96, while the sum is 15.

The square root of 4221132 is about 2054.5393644318. The cubic root of 4221132 is about 161.6130070732.

Adding to 4221132 its reverse (2311224), we get a palindrome (6532356).

The spelling of 4221132 in words is "four million, two hundred twenty-one thousand, one hundred thirty-two".