1182221248 has 42 divisors (see below), whose sum is σ = 2540334264. Its totient is φ = 545635584.

The previous prime is 1182221189. The next prime is 1182221251. The reversal of 1182221248 is 8421222811.

It is a nude number because it is divisible by every one of its digits.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 43836 + ... + 65467.

Almost surely, 2^1182221248 is an apocalyptic number.

It is an amenable number.

1182221248 is an abundant number, since it is smaller than the sum of its proper divisors (1358113016).

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

1182221248 is a wasteful number, since it uses less digits than its factorization.

1182221248 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 109341 (or 109318 counting only the distinct ones).

The product of its digits is 4096, while the sum is 31.

The square root of 1182221248 is about 34383.4443882517. Note that the first 3 decimals coincide. The cubic root of 1182221248 is about 1057.3844521256.

The spelling of 1182221248 in words is "one billion, one hundred eighty-two million, two hundred twenty-one thousand, two hundred forty-eight".