11672289 has 32 divisors (see below), whose sum is σ = 18550400. Its totient is φ = 7231680.

The previous prime is 11672273. The next prime is 11672299. The reversal of 11672289 is 98227611.

It is not a de Polignac number, because 11672289 - 2⁴ = 11672273 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11672299) by changing a digit.

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 31 ways as a sum of consecutive naturals, for example, 31107 + ... + 31479.

It is an arithmetic number, because the mean of its divisors is an integer number (579700).

Almost surely, 2^11672289 is an apocalyptic number.

11672289 is a gapful number since it is divisible by the number (19) formed by its first and last digit.

It is an amenable number.

11672289 is a deficient number, since it is larger than the sum of its proper divisors (6878111).

11672289 is a wasteful number, since it uses less digits than its factorization.

11672289 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 462 (or 456 counting only the distinct ones).

The product of its digits is 12096, while the sum is 36.

The square root of 11672289 is about 3416.4731815134. The cubic root of 11672289 is about 226.8394978940.

The spelling of 11672289 in words is "eleven million, six hundred seventy-two thousand, two hundred eighty-nine".