201898368 has 96 divisors (see below), whose sum is σ = 664007760. Its totient is φ = 57682944.

The previous prime is 201898339. The next prime is 201898387. The reversal of 201898368 is 863898102.

201898368 is a `hidden beast` number, since 201 + 89 + 8 + 368 = 666.

It is a tau number, because it is divible by the number of its divisors (96).

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, 4455 + ... + 20582.

Almost surely, 2^201898368 is an apocalyptic number.

201898368 is a gapful number since it is divisible by the number (28) 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 201898368, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (332003880).

201898368 is an abundant number, since it is smaller than the sum of its proper divisors (462109392).

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

201898368 is a wasteful number, since it uses less digits than its factorization.

201898368 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25064 (or 25049 counting only the distinct ones).

The product of its (nonzero) digits is 165888, while the sum is 45.

The square root of 201898368 is about 14209.0945524337. The cubic root of 201898368 is about 586.6480113443.

The spelling of 201898368 in words is "two hundred one million, eight hundred ninety-eight thousand, three hundred sixty-eight".