52561827 has 12 divisors (see below), whose sum is σ = 76661104. Its totient is φ = 34700400.

The previous prime is 52561801. The next prime is 52561853. The reversal of 52561827 is 72816525.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (52561801) and next prime (52561853).

It is not a de Polignac number, because 52561827 - 2⁶ = 52561763 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 52561791 and 52561800.

It is not an unprimeable number, because it can be changed into a prime (52561627) by changing a digit.

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 in 11 ways as a sum of consecutive naturals, for example, 27424 + ... + 29277.

Almost surely, 2^52561827 is an apocalyptic number.

52561827 is a deficient number, since it is larger than the sum of its proper divisors (24099277).

52561827 is a wasteful number, since it uses less digits than its factorization.

52561827 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 56810 (or 56807 counting only the distinct ones).

The product of its digits is 33600, while the sum is 36.

The square root of 52561827 is about 7249.9535860583. The cubic root of 52561827 is about 374.5905504322.

The spelling of 52561827 in words is "fifty-two million, five hundred sixty-one thousand, eight hundred twenty-seven".