1198922264 has 8 divisors (see below), whose sum is σ = 2247979260. Its totient is φ = 599461128.

The previous prime is 1198922251. The next prime is 1198922269. The reversal of 1198922264 is 4622298911.

It is a tau number, because it is divible by the number of its divisors (8).

It is a super-2 number, since 2×1198922264² = 2874829190229771392, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1198922269) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 74932634 + ... + 74932649.

Almost surely, 2^1198922264 is an apocalyptic number.

It is an amenable number.

1198922264 is a deficient number, since it is larger than the sum of its proper divisors (1049056996).

1198922264 is a wasteful number, since it uses less digits than its factorization.

1198922264 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 149865289 (or 149865285 counting only the distinct ones).

The product of its digits is 124416, while the sum is 44.

The square root of 1198922264 is about 34625.4568778522. The cubic root of 1198922264 is about 1062.3403446198.

The spelling of 1198922264 in words is "one billion, one hundred ninety-eight million, nine hundred twenty-two thousand, two hundred sixty-four".