2087403520 has 120 divisors (see below), whose sum is σ = 5086486944. Its totient is φ = 822214656.

The previous prime is 2087403511. The next prime is 2087403523. The reversal of 2087403520 is 253047802.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2087403523) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6799207 + ... + 6799513.

Almost surely, 2^2087403520 is an apocalyptic number.

2087403520 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 2087403520, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2543243472).

2087403520 is an abundant number, since it is smaller than the sum of its proper divisors (2999083424).

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

2087403520 is an frugal number, since it uses more digits than its factorization.

2087403520 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 423 (or 397 counting only the distinct ones).

The product of its (nonzero) digits is 13440, while the sum is 31.

The square root of 2087403520 is about 45688.1113638986. Note that the first 3 decimals coincide. The cubic root of 2087403520 is about 1278.0135855720.

The spelling of 2087403520 in words is "two billion, eighty-seven million, four hundred three thousand, five hundred twenty".