11969256 has 64 divisors (see below), whose sum is σ = 32558400. Its totient is φ = 3666624.

The previous prime is 11969239. The next prime is 11969263. The reversal of 11969256 is 65296911.

11969256 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

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, 52615 + ... + 52841.

It is an arithmetic number, because the mean of its divisors is an integer number (508725).

Almost surely, 2^11969256 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 11969256, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (16279200).

11969256 is an abundant number, since it is smaller than the sum of its proper divisors (20589144).

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

11969256 is a wasteful number, since it uses less digits than its factorization.

11969256 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 275 (or 245 counting only the distinct ones).

The product of its digits is 29160, while the sum is 39.

The square root of 11969256 is about 3459.6612550942. The cubic root of 11969256 is about 228.7471641083.

The spelling of 11969256 in words is "eleven million, nine hundred sixty-nine thousand, two hundred fifty-six".