37283221 has 8 divisors (see below), whose sum is σ = 38633760. Its totient is φ = 35956752.

The previous prime is 37283203. The next prime is 37283231. The reversal of 37283221 is 12238273.

37283221 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 37283221 - 2⁷ = 37283093 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 37283221.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (37283201) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2835 + ... + 9088.

It is an arithmetic number, because the mean of its divisors is an integer number (4829220).

Almost surely, 2^37283221 is an apocalyptic number.

It is an amenable number.

37283221 is a deficient number, since it is larger than the sum of its proper divisors (1350539).

37283221 is a wasteful number, since it uses less digits than its factorization.

37283221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12035.

The product of its digits is 4032, while the sum is 28.

The square root of 37283221 is about 6105.9987716998. The cubic root of 37283221 is about 334.0702548616.

The spelling of 37283221 in words is "thirty-seven million, two hundred eighty-three thousand, two hundred twenty-one".