52782556 has 12 divisors (see below), whose sum is σ = 93266992. Its totient is φ = 26134848.

The previous prime is 52782547. The next prime is 52782557. The reversal of 52782556 is 65528725.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52782557) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 63645 + ... + 64468.

Almost surely, 2^52782556 is an apocalyptic number.

It is an amenable number.

52782556 is a deficient number, since it is larger than the sum of its proper divisors (40484436).

52782556 is a wasteful number, since it uses less digits than its factorization.

52782556 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 128220 (or 128218 counting only the distinct ones).

The product of its digits is 168000, while the sum is 40.

The square root of 52782556 is about 7265.1604249321. The cubic root of 52782556 is about 375.1141720506.

The spelling of 52782556 in words is "fifty-two million, seven hundred eighty-two thousand, five hundred fifty-six".