37309049 has 2 divisors, whose sum is σ = 37309050. Its totient is φ = 37309048.

The previous prime is 37309043. The next prime is 37309087. The reversal of 37309049 is 94090373.

37309049 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., 34140649 + 3168400 = 5843^2 + 1780^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-37309049 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is equal to p_2279384 and since 37309049 and 2279384 have the same sum of digits, it is a Honaker prime.

It is not a weakly prime, because it can be changed into another prime (37309043) 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, 18654524 + 18654525.

It is an arithmetic number, because the mean of its divisors is an integer number (18654525).

Almost surely, 2^37309049 is an apocalyptic number.

It is an amenable number.

37309049 is a deficient number, since it is larger than the sum of its proper divisors (1).

37309049 is an equidigital number, since it uses as much as digits as its factorization.

37309049 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 20412, while the sum is 35.

The square root of 37309049 is about 6108.1133748482. The cubic root of 37309049 is about 334.1473795900.

The spelling of 37309049 in words is "thirty-seven million, three hundred nine thousand, forty-nine".