52052402 has 8 divisors (see below), whose sum is σ = 82671516. Its totient is φ = 24495232.

The previous prime is 52052401. The next prime is 52052417. The reversal of 52052402 is 20425025.

It can be written as a sum of positive squares in 2 ways, for example, as 39300361 + 12752041 = 6269^2 + 3571^2 .

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

It is not an unprimeable number, because it can be changed into a prime (52052401) 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 3 ways as a sum of consecutive naturals, for example, 765443 + ... + 765510.

Almost surely, 2^52052402 is an apocalyptic number.

52052402 is a deficient number, since it is larger than the sum of its proper divisors (30619114).

52052402 is a wasteful number, since it uses less digits than its factorization.

52052402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1530972.

The product of its (nonzero) digits is 800, while the sum is 20.

The square root of 52052402 is about 7214.7350609707. The cubic root of 52052402 is about 373.3764524672.

Adding to 52052402 its reverse (20425025), we get a palindrome (72477427).

The spelling of 52052402 in words is "fifty-two million, fifty-two thousand, four hundred two".