37982449 has 2 divisors, whose sum is σ = 37982450. Its totient is φ = 37982448.

The previous prime is 37982429. The next prime is 37982479. The reversal of 37982449 is 94428973.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 29757025 + 8225424 = 5455^2 + 2868^2 .

It is a cyclic number.

It is not a de Polignac number, because 37982449 - 2¹³ = 37974257 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 37982399 and 37982408.

It is not a weakly prime, because it can be changed into another prime (37982419) 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, 18991224 + 18991225.

It is an arithmetic number, because the mean of its divisors is an integer number (18991225).

Almost surely, 2^37982449 is an apocalyptic number.

It is an amenable number.

37982449 is a deficient number, since it is larger than the sum of its proper divisors (1).

37982449 is an equidigital number, since it uses as much as digits as its factorization.

37982449 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 435456, while the sum is 46.

The square root of 37982449 is about 6162.9902644739. The cubic root of 37982449 is about 336.1457730334.

It can be divided in two parts, 379 and 82449, that added together give a palindrome (82828).

The spelling of 37982449 in words is "thirty-seven million, nine hundred eighty-two thousand, four hundred forty-nine".