11630340 has 36 divisors (see below), whose sum is σ = 35279244. Its totient is φ = 3101376.

The previous prime is 11630327. The next prime is 11630357. The reversal of 11630340 is 4303611.

11630340 is a `hidden beast` number, since 1 + 1 + 630 + 34 + 0 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 3779136 + 7851204 = 1944^2 + 2802^2 .

It is a tau number, because it is divible by the number of its divisors (36).

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 32127 + ... + 32486.

It is an arithmetic number, because the mean of its divisors is an integer number (979979).

Almost surely, 2^11630340 is an apocalyptic number.

11630340 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11630340 is an abundant number, since it is smaller than the sum of its proper divisors (23648904).

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

11630340 is a wasteful number, since it uses less digits than its factorization.

11630340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 64628 (or 64623 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 18.

The square root of 11630340 is about 3410.3284299316. The cubic root of 11630340 is about 226.5674257986.

Adding to 11630340 its reverse (4303611), we get a palindrome (15933951).

The spelling of 11630340 in words is "eleven million, six hundred thirty thousand, three hundred forty".