52618648 has 8 divisors (see below), whose sum is σ = 98659980. Its totient is φ = 26309320.

The previous prime is 52618637. The next prime is 52618649. The reversal of 52618648 is 84681625.

It is a tau number, because it is divible by the number of its divisors (8).

It is a self number, because there is not a number n which added to its sum of digits gives 52618648.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52618649) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3288658 + ... + 3288673.

Almost surely, 2^52618648 is an apocalyptic number.

It is an amenable number.

52618648 is a deficient number, since it is larger than the sum of its proper divisors (46041332).

52618648 is a wasteful number, since it uses less digits than its factorization.

52618648 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6577337 (or 6577333 counting only the distinct ones).

The product of its digits is 92160, while the sum is 40.

The square root of 52618648 is about 7253.8712423092. The cubic root of 52618648 is about 374.7254832386.

The spelling of 52618648 in words is "fifty-two million, six hundred eighteen thousand, six hundred forty-eight".