371982449 has 4 divisors (see below), whose sum is σ = 384809460. Its totient is φ = 359155440.

The previous prime is 371982431. The next prime is 371982451. The reversal of 371982449 is 944289173.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 121330225 + 250652224 = 11015^2 + 15832^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-371982449 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (371984449) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6413462 + ... + 6413519.

It is an arithmetic number, because the mean of its divisors is an integer number (96202365).

Almost surely, 2^371982449 is an apocalyptic number.

It is an amenable number.

371982449 is a deficient number, since it is larger than the sum of its proper divisors (12827011).

371982449 is a wasteful number, since it uses less digits than its factorization.

371982449 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12827010.

The product of its digits is 435456, while the sum is 47.

The square root of 371982449 is about 19286.8465281393. The cubic root of 371982449 is about 719.1853240454.

It can be divided in two parts, 3719 and 82449, that added together give a palindrome (86168).

The spelling of 371982449 in words is "three hundred seventy-one million, nine hundred eighty-two thousand, four hundred forty-nine".