37799849 has 2 divisors, whose sum is σ = 37799850. Its totient is φ = 37799848.

The previous prime is 37799837. The next prime is 37799887. The reversal of 37799849 is 94899773.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 20866624 + 16933225 = 4568^2 + 4115^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-37799849 is a prime.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 37799794 and 37799803.

It is not a weakly prime, because it can be changed into another prime (37799549) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 18899924 + 18899925.

It is an arithmetic number, because the mean of its divisors is an integer number (18899925).

Almost surely, 2^37799849 is an apocalyptic number.

It is an amenable number.

37799849 is a deficient number, since it is larger than the sum of its proper divisors (1).

37799849 is an equidigital number, since it uses as much as digits as its factorization.

37799849 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 3429216, while the sum is 56.

The square root of 37799849 is about 6148.1581794876. The cubic root of 37799849 is about 335.6062357401.

The spelling of 37799849 in words is "thirty-seven million, seven hundred ninety-nine thousand, eight hundred forty-nine".