1147228362 has 96 divisors (see below), whose sum is σ = 3002388480. Its totient is φ = 309497760.

The previous prime is 1147228349. The next prime is 1147228367. The reversal of 1147228362 is 2638227411.

It is a happy number.

It is a super-2 number, since 2×1147228362² = 2632265829154406088, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1147228367) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 226437 + ... + 231447.

It is an arithmetic number, because the mean of its divisors is an integer number (31274880).

Almost surely, 2^1147228362 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1147228362, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1501194240).

1147228362 is an abundant number, since it is smaller than the sum of its proper divisors (1855160118).

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

1147228362 is a wasteful number, since it uses less digits than its factorization.

1147228362 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5128 (or 5125 counting only the distinct ones).

The product of its digits is 32256, while the sum is 36.

The square root of 1147228362 is about 33870.7596903288. The cubic root of 1147228362 is about 1046.8471902282.

The spelling of 1147228362 in words is "one billion, one hundred forty-seven million, two hundred twenty-eight thousand, three hundred sixty-two".