52017652 has 12 divisors (see below), whose sum is σ = 92054340. Its totient is φ = 25716416.

The previous prime is 52017631. The next prime is 52017703. The reversal of 52017652 is 25671025.

It can be written as a sum of positive squares in 2 ways, for example, as 26977636 + 25040016 = 5194^2 + 5004^2 .

It is a super-2 number, since 2×52017652² = 5411672239186208, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 52017652.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 72703 + ... + 73414.

It is an arithmetic number, because the mean of its divisors is an integer number (7671195).

Almost surely, 2^52017652 is an apocalyptic number.

It is an amenable number.

52017652 is a deficient number, since it is larger than the sum of its proper divisors (40036688).

52017652 is a wasteful number, since it uses less digits than its factorization.

52017652 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 146210 (or 146208 counting only the distinct ones).

The product of its (nonzero) digits is 4200, while the sum is 28.

The square root of 52017652 is about 7212.3263930579. The cubic root of 52017652 is about 373.2933457029.

Adding to 52017652 its reverse (25671025), we get a palindrome (77688677).

The spelling of 52017652 in words is "fifty-two million, seventeen thousand, six hundred fifty-two".