11420198 has 24 divisors (see below), whose sum is σ = 18200952. Its totient is φ = 5370624.

The previous prime is 11420179. The next prime is 11420203. The reversal of 11420198 is 89102411.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 117686 + ... + 117782.

It is an arithmetic number, because the mean of its divisors is an integer number (758373).

Almost surely, 2^11420198 is an apocalyptic number.

11420198 is a deficient number, since it is larger than the sum of its proper divisors (6780754).

11420198 is an equidigital number, since it uses as much as digits as its factorization.

11420198 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 216 (or 179 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 26.

The square root of 11420198 is about 3379.3783451990. The cubic root of 11420198 is about 225.1945510703.

The spelling of 11420198 in words is "eleven million, four hundred twenty thousand, one hundred ninety-eight".