2041173640 has 128 divisors (see below), whose sum is σ = 5282392320. Its totient is φ = 702592000.

The previous prime is 2041173611. The next prime is 2041173647. The reversal of 2041173640 is 463711402.

It is a junction number, because it is equal to n+sod(n) for n = 2041173599 and 2041173608.

It is not an unprimeable number, because it can be changed into a prime (2041173647) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1021122 + ... + 1023118.

It is an arithmetic number, because the mean of its divisors is an integer number (41268690).

Almost surely, 2^2041173640 is an apocalyptic number.

2041173640 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 2041173640, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2641196160).

2041173640 is an abundant number, since it is smaller than the sum of its proper divisors (3241218680).

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

2041173640 is a wasteful number, since it uses less digits than its factorization.

2041173640 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2143 (or 2139 counting only the distinct ones).

The product of its (nonzero) digits is 4032, while the sum is 28.

The square root of 2041173640 is about 45179.3497075821. The cubic root of 2041173640 is about 1268.5083112310.

The spelling of 2041173640 in words is "two billion, forty-one million, one hundred seventy-three thousand, six hundred forty".