11050398 has 32 divisors (see below), whose sum is σ = 25132800. Its totient is φ = 3597048.

The previous prime is 11050393. The next prime is 11050411. The reversal of 11050398 is 89305011.

It is a super-2 number, since 2×11050398² = 244222591916808, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11050393) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 58 + ... + 4701.

It is an arithmetic number, because the mean of its divisors is an integer number (785400).

Almost surely, 2^11050398 is an apocalyptic number.

11050398 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 11050398, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (12566400).

11050398 is an abundant number, since it is smaller than the sum of its proper divisors (14082402).

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

11050398 is a wasteful number, since it uses less digits than its factorization.

11050398 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4813 (or 4807 counting only the distinct ones).

The product of its (nonzero) digits is 1080, while the sum is 27.

The square root of 11050398 is about 3324.2138920352. The cubic root of 11050398 is about 222.7371405924.

The spelling of 11050398 in words is "eleven million, fifty thousand, three hundred ninety-eight".