11621330 has 48 divisors (see below), whose sum is σ = 25030296. Its totient is φ = 3870720.

The previous prime is 11621329. The next prime is 11621333. The reversal of 11621330 is 3312611.

11621330 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 11621281 + 49 = 3409^2 + 7^2 .

It is a junction number, because it is equal to n+sod(n) for n = 11621299 and 11621308.

It is not an unprimeable number, because it can be changed into a prime (11621333) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 17810 + ... + 18450.

Almost surely, 2^11621330 is an apocalyptic number.

11621330 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

11621330 is an abundant number, since it is smaller than the sum of its proper divisors (13408966).

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

11621330 is a wasteful number, since it uses less digits than its factorization.

11621330 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 699 (or 692 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 17.

The square root of 11621330 is about 3409.0071868507. The cubic root of 11621330 is about 226.5089035805.

Adding to 11621330 its reverse (3312611), we get a palindrome (14933941).

The spelling of 11621330 in words is "eleven million, six hundred twenty-one thousand, three hundred thirty".