1822398366 has 8 divisors (see below), whose sum is σ = 3644796744. Its totient is φ = 607466120.

The previous prime is 1822398343. The next prime is 1822398371. The reversal of 1822398366 is 6638932281.

It is a sphenic number, since it is the product of 3 distinct primes.

1822398366 is an admirable number.

It is a super-2 number, since 2×1822398366² = 6642271608798939912, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 151866525 + ... + 151866536.

It is an arithmetic number, because the mean of its divisors is an integer number (455599593).

Almost surely, 2^1822398366 is an apocalyptic number.

1822398366 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

1822398366 is a wasteful number, since it uses less digits than its factorization.

1822398366 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 303733066.

The product of its digits is 746496, while the sum is 48.

The square root of 1822398366 is about 42689.5580440932. The cubic root of 1822398366 is about 1221.4652211098.

The spelling of 1822398366 in words is "one billion, eight hundred twenty-two million, three hundred ninety-eight thousand, three hundred sixty-six".