11641898 has 8 divisors (see below), whose sum is σ = 17551200. Its totient is φ = 5791500.

The previous prime is 11641897. The next prime is 11641901. The reversal of 11641898 is 89814611.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (11641897) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14228 + ... + 15023.

It is an arithmetic number, because the mean of its divisors is an integer number (2193900).

Almost surely, 2^11641898 is an apocalyptic number.

11641898 is a deficient number, since it is larger than the sum of its proper divisors (5909302).

11641898 is a wasteful number, since it uses less digits than its factorization.

11641898 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29452.

The product of its digits is 13824, while the sum is 38.

The square root of 11641898 is about 3412.0225673345. The cubic root of 11641898 is about 226.6424536804.

The spelling of 11641898 in words is "eleven million, six hundred forty-one thousand, eight hundred ninety-eight".