52640050 has 12 divisors (see below), whose sum is σ = 97910586. Its totient is φ = 21056000.

The previous prime is 52639999. The next prime is 52640053. The reversal of 52640050 is 5004625.

It can be written as a sum of positive squares in 3 ways, for example, as 50452609 + 2187441 = 7103^2 + 1479^2 .

It is not an unprimeable number, because it can be changed into a prime (52640053) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 526351 + ... + 526450.

Almost surely, 2^52640050 is an apocalyptic number.

52640050 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

52640050 is a deficient number, since it is larger than the sum of its proper divisors (45270536).

52640050 is a wasteful number, since it uses less digits than its factorization.

52640050 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1052813 (or 1052808 counting only the distinct ones).

The product of its (nonzero) digits is 1200, while the sum is 22.

The square root of 52640050 is about 7255.3463046225. The cubic root of 52640050 is about 374.7762813746.

Adding to 52640050 its reverse (5004625), we get a palindrome (57644675).

The spelling of 52640050 in words is "fifty-two million, six hundred forty thousand, fifty".