1166675730 has 64 divisors (see below), whose sum is σ = 3057868800. Its totient is φ = 282525120.

The previous prime is 1166675729. The next prime is 1166675737. The reversal of 1166675730 is 375766611.

It is a super-2 number, since 2×1166675730² = 2722264517942065800, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1166675737) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 519951 + ... + 522189.

It is an arithmetic number, because the mean of its divisors is an integer number (47779200).

Almost surely, 2^1166675730 is an apocalyptic number.

1166675730 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1166675730 is an abundant number, since it is smaller than the sum of its proper divisors (1891193070).

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

1166675730 is a wasteful number, since it uses less digits than its factorization.

1166675730 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3839.

The product of its (nonzero) digits is 158760, while the sum is 42.

The square root of 1166675730 is about 34156.6352265559. The cubic root of 1166675730 is about 1052.7293256629.

The spelling of 1166675730 in words is "one billion, one hundred sixty-six million, six hundred seventy-five thousand, seven hundred thirty".