52742636 has 12 divisors (see below), whose sum is σ = 97729128. Its totient is φ = 24820032.

The previous prime is 52742633. The next prime is 52742659. The reversal of 52742636 is 63624725.

52742636 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 52742596 and 52742605.

It is not an unprimeable number, because it can be changed into a prime (52742633) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 387746 + ... + 387881.

It is an arithmetic number, because the mean of its divisors is an integer number (8144094).

Almost surely, 2^52742636 is an apocalyptic number.

It is an amenable number.

52742636 is a deficient number, since it is larger than the sum of its proper divisors (44986492).

52742636 is a wasteful number, since it uses less digits than its factorization.

52742636 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 775648 (or 775646 counting only the distinct ones).

The product of its digits is 60480, while the sum is 35.

The square root of 52742636 is about 7262.4125468056. The cubic root of 52742636 is about 375.0195806072.

The spelling of 52742636 in words is "fifty-two million, seven hundred forty-two thousand, six hundred thirty-six".