37828573 has 2 divisors, whose sum is σ = 37828574. Its totient is φ = 37828572.

The previous prime is 37828543. The next prime is 37828589. The reversal of 37828573 is 37582873.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 28323684 + 9504889 = 5322^2 + 3083^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-37828573 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (37828513) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 18914286 + 18914287.

It is an arithmetic number, because the mean of its divisors is an integer number (18914287).

Almost surely, 2^37828573 is an apocalyptic number.

It is an amenable number.

37828573 is a deficient number, since it is larger than the sum of its proper divisors (1).

37828573 is an equidigital number, since it uses as much as digits as its factorization.

37828573 is an evil number, because the sum of its binary digits is even.

The product of its digits is 282240, while the sum is 43.

The square root of 37828573 is about 6150.4937200196. The cubic root of 37828573 is about 335.6912229646.

The spelling of 37828573 in words is "thirty-seven million, eight hundred twenty-eight thousand, five hundred seventy-three".