52562542 has 4 divisors (see below), whose sum is σ = 78843816. Its totient is φ = 26281270.

The previous prime is 52562539. The next prime is 52562551. The reversal of 52562542 is 24526525.

It is a happy number.

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

It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is an unprimeable number.

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, 13140634 + ... + 13140637.

It is an arithmetic number, because the mean of its divisors is an integer number (19710954).

Almost surely, 2^52562542 is an apocalyptic number.

52562542 is a deficient number, since it is larger than the sum of its proper divisors (26281274).

52562542 is a wasteful number, since it uses less digits than its factorization.

52562542 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26281273.

The product of its digits is 24000, while the sum is 31.

The square root of 52562542 is about 7250.0028965511. The cubic root of 52562542 is about 374.5922489464.

The spelling of 52562542 in words is "fifty-two million, five hundred sixty-two thousand, five hundred forty-two".