3250237221 has 48 divisors (see below), whose sum is σ = 5860827648. Its totient is φ = 1686247200.

The previous prime is 3250237217. The next prime is 3250237247. The reversal of 3250237221 is 1227320523.

It is a happy number.

It is not a de Polignac number, because 3250237221 - 2² = 3250237217 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3250237271) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 625966 + ... + 631136.

It is an arithmetic number, because the mean of its divisors is an integer number (122100576).

Almost surely, 2^3250237221 is an apocalyptic number.

It is an amenable number.

3250237221 is a deficient number, since it is larger than the sum of its proper divisors (2610590427).

3250237221 is a wasteful number, since it uses less digits than its factorization.

3250237221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6102 (or 6099 counting only the distinct ones).

The product of its (nonzero) digits is 5040, while the sum is 27.

The square root of 3250237221 is about 57010.8517827966. The cubic root of 3250237221 is about 1481.2840726233.

Adding to 3250237221 its reverse (1227320523), we get a palindrome (4477557744).

It can be divided in two parts, 3250 and 237221, that added together give a triangular number (240471 = T₆₉₃).

The spelling of 3250237221 in words is "three billion, two hundred fifty million, two hundred thirty-seven thousand, two hundred twenty-one".