37222201 has 3 divisors (see below), whose sum is σ = 37228303. Its totient is φ = 37216100.

The previous prime is 37222187. The next prime is 37222217. The reversal of 37222201 is 10222273.

The square root of 37222201 is 6101.

It is a perfect power (a square), and thus also a powerful number.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It can be written as a sum of positive squares in only one way, i.e., 23532201 + 13690000 = 4851^2 + 3700^2 .

It is not a de Polignac number, because 37222201 - 2⁵ = 37222169 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (37220201) 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 2 ways as a sum of consecutive naturals, for example, 3051 + ... + 9151.

Almost surely, 2^37222201 is an apocalyptic number.

37222201 is the 6101-st square number.

37222201 is the 3051-st centered octagonal number.

It is an amenable number.

37222201 is a deficient number, since it is larger than the sum of its proper divisors (6102).

37222201 is an frugal number, since it uses more digits than its factorization.

37222201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12202 (or 6101 counting only the distinct ones).

The product of its (nonzero) digits is 336, while the sum is 19.

The cubic root of 37222201 is about 333.8879020711.

Adding to 37222201 its reverse (10222273), we get a palindrome (47444474).

The spelling of 37222201 in words is "thirty-seven million, two hundred twenty-two thousand, two hundred one".