7362221 has 12 divisors (see below), whose sum is σ = 7816896. Its totient is φ = 6930360.

The previous prime is 7362181. The next prime is 7362227. The reversal of 7362221 is 1222637.

It is not a de Polignac number, because 7362221 - 2¹⁰ = 7361197 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7362227) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 45086 + ... + 45248.

It is an arithmetic number, because the mean of its divisors is an integer number (651408).

Almost surely, 2^7362221 is an apocalyptic number.

It is an amenable number.

7362221 is a deficient number, since it is larger than the sum of its proper divisors (454675).

7362221 is a wasteful number, since it uses less digits than its factorization.

7362221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 272 (or 241 counting only the distinct ones).

The product of its digits is 1008, while the sum is 23.

The square root of 7362221 is about 2713.3412981046. The cubic root of 7362221 is about 194.5373295783.

Adding to 7362221 its reverse (1222637), we get a palindrome (8584858).

The spelling of 7362221 in words is "seven million, three hundred sixty-two thousand, two hundred twenty-one".