2243662398 has 12 divisors (see below), whose sum is σ = 4861268568. Its totient is φ = 747887460.

The previous prime is 2243662361. The next prime is 2243662439. The reversal of 2243662398 is 8932663422.

It is a happy number.

2243662398 is a `hidden beast` number, since 224 + 36 + 6 + 2 + 398 = 666.

It is a super-2 number, since 2×2243662398² = 10068041912398220808, which contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 62323938 + ... + 62323973.

It is an arithmetic number, because the mean of its divisors is an integer number (405105714).

Almost surely, 2^2243662398 is an apocalyptic number.

2243662398 is an abundant number, since it is smaller than the sum of its proper divisors (2617606170).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2243662398 is a wasteful number, since it uses less digits than its factorization.

2243662398 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 124647919 (or 124647916 counting only the distinct ones).

The product of its digits is 746496, while the sum is 45.

The square root of 2243662398 is about 47367.3136033700. The cubic root of 2243662398 is about 1309.1392278593.

The spelling of 2243662398 in words is "two billion, two hundred forty-three million, six hundred sixty-two thousand, three hundred ninety-eight".