11650530 has 16 divisors (see below), whose sum is σ = 27961344. Its totient is φ = 3106800.

The previous prime is 11650511. The next prime is 11650531. The reversal of 11650530 is 3505611.

It is a happy number.

11650530 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 11650497 and 11650506.

It is not an unprimeable number, because it can be changed into a prime (11650531) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 194146 + ... + 194205.

It is an arithmetic number, because the mean of its divisors is an integer number (1747584).

Almost surely, 2^11650530 is an apocalyptic number.

11650530 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

11650530 is an abundant number, since it is smaller than the sum of its proper divisors (16310814).

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

11650530 is a wasteful number, since it uses less digits than its factorization.

11650530 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 388361.

The product of its (nonzero) digits is 450, while the sum is 21.

The square root of 11650530 is about 3413.2872718246. The cubic root of 11650530 is about 226.6984552687.

The spelling of 11650530 in words is "eleven million, six hundred fifty thousand, five hundred thirty".