11956950 has 96 divisors (see below), whose sum is σ = 34953120. Its totient is φ = 2995200.

The previous prime is 11956943. The next prime is 11956951. The reversal of 11956950 is 5965911.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11956951) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 22690 + ... + 23210.

It is an arithmetic number, because the mean of its divisors is an integer number (364095).

Almost surely, 2^11956950 is an apocalyptic number.

11956950 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 11956950, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (17476560).

11956950 is an abundant number, since it is smaller than the sum of its proper divisors (22996170).

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

11956950 is a wasteful number, since it uses less digits than its factorization.

11956950 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 559 (or 548 counting only the distinct ones).

The product of its (nonzero) digits is 12150, while the sum is 36.

The square root of 11956950 is about 3457.8822999055. The cubic root of 11956950 is about 228.6687429747.

The spelling of 11956950 in words is "eleven million, nine hundred fifty-six thousand, nine hundred fifty".