32225013 has 16 divisors (see below), whose sum is σ = 50549760. Its totient is φ = 20219328.

The previous prime is 32224991. The next prime is 32225021. The reversal of 32225013 is 31052223.

It is not a de Polignac number, because 32225013 - 2⁶ = 32224949 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (32225813) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 34645 + ... + 35562.

It is an arithmetic number, because the mean of its divisors is an integer number (3159360).

Almost surely, 2^32225013 is an apocalyptic number.

It is an amenable number.

32225013 is a deficient number, since it is larger than the sum of its proper divisors (18324747).

32225013 is a wasteful number, since it uses less digits than its factorization.

32225013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 70233 (or 70227 counting only the distinct ones).

The product of its (nonzero) digits is 360, while the sum is 18.

The square root of 32225013 is about 5676.7079368239. The cubic root of 32225013 is about 318.2226102382. Note that the first 3 decimals are identical.

Adding to 32225013 its reverse (31052223), we get a palindrome (63277236).

The spelling of 32225013 in words is "thirty-two million, two hundred twenty-five thousand, thirteen".