37541989 has 2 divisors, whose sum is σ = 37541990. Its totient is φ = 37541988.

The previous prime is 37541983. The next prime is 37542041. The reversal of 37541989 is 98914573.

It is a happy number.

37541989 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 36397089 + 1144900 = 6033^2 + 1070^2 .

It is a cyclic number.

It is not a de Polignac number, because 37541989 - 2⁹ = 37541477 is a prime.

It is a super-2 number, since 2×37541989² = 2818801876152242, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (37541983) 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 as a sum of consecutive naturals, namely, 18770994 + 18770995.

It is an arithmetic number, because the mean of its divisors is an integer number (18770995).

Almost surely, 2^37541989 is an apocalyptic number.

It is an amenable number.

37541989 is a deficient number, since it is larger than the sum of its proper divisors (1).

37541989 is an equidigital number, since it uses as much as digits as its factorization.

37541989 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 272160, while the sum is 46.

The square root of 37541989 is about 6127.1517852914. The cubic root of 37541989 is about 334.8413565320.

The spelling of 37541989 in words is "thirty-seven million, five hundred forty-one thousand, nine hundred eighty-nine".