52532642 has 4 divisors (see below), whose sum is σ = 78798966. Its totient is φ = 26266320.

The previous prime is 52532633. The next prime is 52532647. The reversal of 52532642 is 24623525.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 45819361 + 6713281 = 6769^2 + 2591^2 .

It is not an unprimeable number, because it can be changed into a prime (52532647) 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 as a sum of consecutive naturals, namely, 13133159 + ... + 13133162.

Almost surely, 2^52532642 is an apocalyptic number.

52532642 is a deficient number, since it is larger than the sum of its proper divisors (26266324).

52532642 is a wasteful number, since it uses less digits than its factorization.

52532642 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26266323.

The product of its digits is 14400, while the sum is 29.

The square root of 52532642 is about 7247.9405350762. The cubic root of 52532642 is about 374.5212070203.

The spelling of 52532642 in words is "fifty-two million, five hundred thirty-two thousand, six hundred forty-two".