2182397398 has 4 divisors (see below), whose sum is σ = 3273596100. Its totient is φ = 1091198698.

The previous prime is 2182397369. The next prime is 2182397401. The reversal of 2182397398 is 8937932812.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 545599348 + ... + 545599351.

It is an arithmetic number, because the mean of its divisors is an integer number (818399025).

Almost surely, 2^2182397398 is an apocalyptic number.

2182397398 is a deficient number, since it is larger than the sum of its proper divisors (1091198702).

2182397398 is a wasteful number, since it uses less digits than its factorization.

2182397398 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1091198701.

The product of its digits is 1306368, while the sum is 52.

The square root of 2182397398 is about 46716.1363770593. The cubic root of 2182397398 is about 1297.1133975156.

The spelling of 2182397398 in words is "two billion, one hundred eighty-two million, three hundred ninety-seven thousand, three hundred ninety-eight".