11289950 has 24 divisors (see below), whose sum is σ = 23999952. Its totient is φ = 3870720.

The previous prime is 11289937. The next prime is 11289953. The reversal of 11289950 is 5998211.

11289950 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 (35).

It is a self number, because there is not a number n which added to its sum of digits gives 11289950.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11289953) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 15779 + ... + 16478.

It is an arithmetic number, because the mean of its divisors is an integer number (999998).

Almost surely, 2^11289950 is an apocalyptic number.

11289950 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

11289950 is an abundant number, since it is smaller than the sum of its proper divisors (12710002).

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

11289950 is a wasteful number, since it uses less digits than its factorization.

11289950 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32276 (or 32271 counting only the distinct ones).

The product of its (nonzero) digits is 6480, while the sum is 35.

The square root of 11289950 is about 3360.0520829297. The cubic root of 11289950 is about 224.3351567586.

The spelling of 11289950 in words is "eleven million, two hundred eighty-nine thousand, nine hundred fifty".