201836480 has 56 divisors (see below), whose sum is σ = 493641888. Its totient is φ = 78547968.

The previous prime is 201836447. The next prime is 201836489. The reversal of 201836480 is 84638102.

It is a Harshad number since it is a multiple of its sum of digits (32).

It is a zygodrome in base 2.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (201836489) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3317 + ... + 20363.

Almost surely, 2^201836480 is an apocalyptic number.

201836480 is a gapful number since it is divisible by the number (20) 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 201836480, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (246820944).

201836480 is an abundant number, since it is smaller than the sum of its proper divisors (291805408).

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

201836480 is a wasteful number, since it uses less digits than its factorization.

201836480 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17101 (or 17091 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 32.

The square root of 201836480 is about 14206.9166253625. The cubic root of 201836480 is about 586.5880633900.

The spelling of 201836480 in words is "two hundred one million, eight hundred thirty-six thousand, four hundred eighty".