52535402 has 8 divisors (see below), whose sum is σ = 80290116. Its totient is φ = 25772032.

The previous prime is 52535393. The next prime is 52535419. The reversal of 52535402 is 20453525.

It can be written as a sum of positive squares in 2 ways, for example, as 40208281 + 12327121 = 6341^2 + 3511^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 247703 + ... + 247914.

Almost surely, 2^52535402 is an apocalyptic number.

52535402 is a deficient number, since it is larger than the sum of its proper divisors (27754714).

52535402 is a wasteful number, since it uses less digits than its factorization.

52535402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 495672.

The product of its (nonzero) digits is 6000, while the sum is 26.

The square root of 52535402 is about 7248.1309314885. The cubic root of 52535402 is about 374.5277658657.

Adding to 52535402 its reverse (20453525), we get a palindrome (72988927).

The spelling of 52535402 in words is "fifty-two million, five hundred thirty-five thousand, four hundred two".