11666634 has 32 divisors (see below), whose sum is σ = 26805120. Its totient is φ = 3316032.

The previous prime is 11666621. The next prime is 11666647. The reversal of 11666634 is 43666611.

It is an interprime number because it is at equal distance from previous prime (11666621) and next prime (11666647).

It is a super-2 number, since 2×11666634² = 272220697779912, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 11666595 and 11666604.

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, 9012 + ... + 10224.

It is an arithmetic number, because the mean of its divisors is an integer number (837660).

Almost surely, 2^11666634 is an apocalyptic number.

11666634 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

11666634 is an abundant number, since it is smaller than the sum of its proper divisors (15138486).

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

11666634 is a wasteful number, since it uses less digits than its factorization.

11666634 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1454.

The product of its digits is 15552, while the sum is 33.

The square root of 11666634 is about 3415.6454734062. The cubic root of 11666634 is about 226.8028588487.

The spelling of 11666634 in words is "eleven million, six hundred sixty-six thousand, six hundred thirty-four".