1166238446 has 16 divisors (see below), whose sum is σ = 1797594864. Its totient is φ = 567057024.

The previous prime is 1166238439. The next prime is 1166238457. The reversal of 1166238446 is 6448326611.

It is a happy number.

It is a super-2 number, since 2×1166238446² = 2720224225856989832, 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 7 ways as a sum of consecutive naturals, for example, 206861 + ... + 212423.

It is an arithmetic number, because the mean of its divisors is an integer number (112349679).

Almost surely, 2^1166238446 is an apocalyptic number.

1166238446 is a deficient number, since it is larger than the sum of its proper divisors (631356418).

1166238446 is a wasteful number, since it uses less digits than its factorization.

1166238446 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8435.

The product of its digits is 165888, while the sum is 41.

The square root of 1166238446 is about 34150.2334691873. The cubic root of 1166238446 is about 1052.5977840516.

The spelling of 1166238446 in words is "one billion, one hundred sixty-six million, two hundred thirty-eight thousand, four hundred forty-six".