11294920 has 128 divisors (see below), whose sum is σ = 32659200. Its totient is φ = 3419136.

The previous prime is 11294903. The next prime is 11294929. The reversal of 11294920 is 2949211.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (28).

It is not an unprimeable number, because it can be changed into a prime (11294929) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 105507 + ... + 105613.

It is an arithmetic number, because the mean of its divisors is an integer number (255150).

Almost surely, 2^11294920 is an apocalyptic number.

11294920 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 11294920, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (16329600).

11294920 is an abundant number, since it is smaller than the sum of its proper divisors (21364280).

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

11294920 is a wasteful number, since it uses less digits than its factorization.

11294920 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 167 (or 163 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 28.

The square root of 11294920 is about 3360.7915734243. The cubic root of 11294920 is about 224.3680704610.

It can be divided in two parts, 1 and 1294920, that added together give a palindrome (1294921).

The spelling of 11294920 in words is "eleven million, two hundred ninety-four thousand, nine hundred twenty".