2052507920 has 40 divisors (see below), whose sum is σ = 5052794904. Its totient is φ = 772708352.

The previous prime is 2052507917. The next prime is 2052507967. The reversal of 2052507920 is 297052502.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 19219456 + 2033288464 = 4384^2 + 45092^2 .

It is a tau number, because it is divible by the number of its divisors (40).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 753239 + ... + 755958.

Almost surely, 2^2052507920 is an apocalyptic number.

2052507920 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2052507920 is an abundant number, since it is smaller than the sum of its proper divisors (3000286984).

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

2052507920 is a wasteful number, since it uses less digits than its factorization.

2052507920 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1509227 (or 1509221 counting only the distinct ones).

The product of its (nonzero) digits is 12600, while the sum is 32.

The square root of 2052507920 is about 45304.6125686999. The cubic root of 2052507920 is about 1270.8519135818.

The spelling of 2052507920 in words is "two billion, fifty-two million, five hundred seven thousand, nine hundred twenty".