11772730 has 16 divisors (see below), whose sum is σ = 21240864. Its totient is φ = 4698000.

The previous prime is 11772727. The next prime is 11772737. The reversal of 11772730 is 3727711.

It is not an unprimeable number, because it can be changed into a prime (11772737) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4105 + ... + 6355.

It is an arithmetic number, because the mean of its divisors is an integer number (1327554).

Almost surely, 2^11772730 is an apocalyptic number.

11772730 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

11772730 is a deficient number, since it is larger than the sum of its proper divisors (9468134).

11772730 is a wasteful number, since it uses less digits than its factorization.

11772730 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2781.

The product of its (nonzero) digits is 2058, while the sum is 28.

The square root of 11772730 is about 3431.1412095686. The cubic root of 11772730 is about 227.4882979128.

The spelling of 11772730 in words is "eleven million, seven hundred seventy-two thousand, seven hundred thirty".