20119198 has 16 divisors (see below), whose sum is σ = 33217776. Its totient is φ = 9063040.

The previous prime is 20119189. The next prime is 20119201. The reversal of 20119198 is 89191102.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1561 + ... + 6532.

It is an arithmetic number, because the mean of its divisors is an integer number (2076111).

Almost surely, 2^20119198 is an apocalyptic number.

20119198 is a deficient number, since it is larger than the sum of its proper divisors (13098578).

20119198 is a wasteful number, since it uses less digits than its factorization.

20119198 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8219.

The product of its (nonzero) digits is 1296, while the sum is 31.

The square root of 20119198 is about 4485.4428989789. The cubic root of 20119198 is about 271.9799491419.

The spelling of 20119198 in words is "twenty million, one hundred nineteen thousand, one hundred ninety-eight".