2087449500 has 192 divisors, whose sum is σ = 6268953600. Its totient is φ = 539539200.

The previous prime is 2087449489. The next prime is 2087449547. The reversal of 2087449500 is 59447802.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 9115386 + ... + 9115614.

It is an arithmetic number, because the mean of its divisors is an integer number (32650800).

Almost surely, 2^2087449500 is an apocalyptic number.

2087449500 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 2087449500, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3134476800).

2087449500 is an abundant number, since it is smaller than the sum of its proper divisors (4181504100).

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

2087449500 is a wasteful number, since it uses less digits than its factorization.

2087449500 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 413 (or 401 counting only the distinct ones).

The product of its (nonzero) digits is 80640, while the sum is 39.

The square root of 2087449500 is about 45688.6145554885. The cubic root of 2087449500 is about 1278.0229692605.

The spelling of 2087449500 in words is "two billion, eighty-seven million, four hundred forty-nine thousand, five hundred".