37166849 has 2 divisors, whose sum is σ = 37166850. Its totient is φ = 37166848.

The previous prime is 37166809. The next prime is 37166851. The reversal of 37166849 is 94866173.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 32890225 + 4276624 = 5735^2 + 2068^2 .

It is an emirp because it is prime and its reverse (94866173) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 37166849 - 2¹² = 37162753 is a prime.

Together with 37166851, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (37166809) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 18583424 + 18583425.

It is an arithmetic number, because the mean of its divisors is an integer number (18583425).

Almost surely, 2^37166849 is an apocalyptic number.

It is an amenable number.

37166849 is a deficient number, since it is larger than the sum of its proper divisors (1).

37166849 is an equidigital number, since it uses as much as digits as its factorization.

37166849 is an evil number, because the sum of its binary digits is even.

The product of its digits is 217728, while the sum is 44.

The square root of 37166849 is about 6096.4620067708. The cubic root of 37166849 is about 333.7223151252.

The spelling of 37166849 in words is "thirty-seven million, one hundred sixty-six thousand, eight hundred forty-nine".