37740473 has 2 divisors, whose sum is σ = 37740474. Its totient is φ = 37740472.

The previous prime is 37740467. The next prime is 37740503. The reversal of 37740473 is 37404773.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 27583504 + 10156969 = 5252^2 + 3187^2 .

It is a cyclic number.

It is not a de Polignac number, because 37740473 - 2¹⁶ = 37674937 is a prime.

It is not a weakly prime, because it can be changed into another prime (37740413) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 18870236 + 18870237.

It is an arithmetic number, because the mean of its divisors is an integer number (18870237).

Almost surely, 2^37740473 is an apocalyptic number.

It is an amenable number.

37740473 is a deficient number, since it is larger than the sum of its proper divisors (1).

37740473 is an equidigital number, since it uses as much as digits as its factorization.

37740473 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 49392, while the sum is 35.

The square root of 37740473 is about 6143.3275185359. The cubic root of 37740473 is about 335.4304202343.

The spelling of 37740473 in words is "thirty-seven million, seven hundred forty thousand, four hundred seventy-three".