11730530 has 32 divisors (see below), whose sum is σ = 24361344. Its totient is φ = 3983616.

The previous prime is 11730491. The next prime is 11730541. The reversal of 11730530 is 3503711.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7169 + ... + 8651.

It is an arithmetic number, because the mean of its divisors is an integer number (761292).

Almost surely, 2^11730530 is an apocalyptic number.

11730530 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

11730530 is an abundant number, since it is smaller than the sum of its proper divisors (12630814).

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

11730530 is a wasteful number, since it uses less digits than its factorization.

11730530 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1610.

The product of its (nonzero) digits is 315, while the sum is 20.

The square root of 11730530 is about 3424.9861313588. The cubic root of 11730530 is about 227.2161577025.

The spelling of 11730530 in words is "eleven million, seven hundred thirty thousand, five hundred thirty".