2552203521 has 48 divisors (see below), whose sum is σ = 4252120704. Its totient is φ = 1444995072.

The previous prime is 2552203513. The next prime is 2552203529. The reversal of 2552203521 is 1253022552.

It is an interprime number because it is at equal distance from previous prime (2552203513) and next prime (2552203529).

It is not a de Polignac number, because 2552203521 - 2³ = 2552203513 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2552203529) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 4581775 + ... + 4582331.

It is an arithmetic number, because the mean of its divisors is an integer number (88585848).

Almost surely, 2^2552203521 is an apocalyptic number.

2552203521 is a gapful number since it is divisible by the number (21) formed by its first and last digit.

It is an amenable number.

2552203521 is a deficient number, since it is larger than the sum of its proper divisors (1699917183).

2552203521 is a wasteful number, since it uses less digits than its factorization.

2552203521 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1110 (or 1107 counting only the distinct ones).

The product of its (nonzero) digits is 6000, while the sum is 27.

The square root of 2552203521 is about 50519.3380894881. The cubic root of 2552203521 is about 1366.5906168734.

The spelling of 2552203521 in words is "two billion, five hundred fifty-two million, two hundred three thousand, five hundred twenty-one".