11989466 has 8 divisors (see below), whose sum is σ = 18422964. Its totient is φ = 5848480.

The previous prime is 11989451. The next prime is 11989469. The reversal of 11989466 is 66498911.

It can be written as a sum of positive squares in 2 ways, for example, as 11937025 + 52441 = 3455^2 + 229^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (11989469) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 73025 + ... + 73188.

Almost surely, 2^11989466 is an apocalyptic number.

11989466 is a deficient number, since it is larger than the sum of its proper divisors (6433498).

11989466 is a wasteful number, since it uses less digits than its factorization.

11989466 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 146256.

The product of its digits is 93312, while the sum is 44.

The square root of 11989466 is about 3462.5808293815. The cubic root of 11989466 is about 228.8758376774.

The spelling of 11989466 in words is "eleven million, nine hundred eighty-nine thousand, four hundred sixty-six".