11949366 has 64 divisors (see below), whose sum is σ = 29594880. Its totient is φ = 3162240.

The previous prime is 11949359. The next prime is 11949373. The reversal of 11949366 is 66394911.

It is an interprime number because it is at equal distance from previous prime (11949359) and next prime (11949373).

It is a Harshad number since it is a multiple of its sum of digits (39).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 15936 + ... + 16668.

It is an arithmetic number, because the mean of its divisors is an integer number (462420).

Almost surely, 2^11949366 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 11949366, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (14797440).

11949366 is an abundant number, since it is smaller than the sum of its proper divisors (17645514).

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

11949366 is a wasteful number, since it uses less digits than its factorization.

11949366 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 781.

The product of its digits is 34992, while the sum is 39.

The square root of 11949366 is about 3456.7855010110. The cubic root of 11949366 is about 228.6203864251.

The spelling of 11949366 in words is "eleven million, nine hundred forty-nine thousand, three hundred sixty-six".