32220004 has 12 divisors (see below), whose sum is σ = 57585024. Its totient is φ = 15767144.

The previous prime is 32219989. The next prime is 32220037. The reversal of 32220004 is 40002223.

It is a super-4 number, since 4×32220004⁴ (a number of 31 digits) contains 4444 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 85504 + ... + 85879.

It is an arithmetic number, because the mean of its divisors is an integer number (4798752).

Almost surely, 2^32220004 is an apocalyptic number.

It is an amenable number.

32220004 is a deficient number, since it is larger than the sum of its proper divisors (25365020).

32220004 is a wasteful number, since it uses less digits than its factorization.

32220004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 171434 (or 171432 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 13.

The square root of 32220004 is about 5676.2667308716. The cubic root of 32220004 is about 318.2061213941.

Adding to 32220004 its reverse (40002223), we get a palindrome (72222227).

The spelling of 32220004 in words is "thirty-two million, two hundred twenty thousand, four".