52161632 has 12 divisors (see below), whose sum is σ = 102693276. Its totient is φ = 26080800.

The previous prime is 52161617. The next prime is 52161647. The reversal of 52161632 is 23616125.

52161632 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (52161617) and next prime (52161647).

It is a Smith number, since the sum of its digits (26) coincides with the sum of the digits of its prime factors.

It is an alternating number because its digits alternate between odd and even.

It is a congruent number.

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 814994 + ... + 815057.

It is an arithmetic number, because the mean of its divisors is an integer number (8557773).

Almost surely, 2^52161632 is an apocalyptic number.

It is an amenable number.

52161632 is a deficient number, since it is larger than the sum of its proper divisors (50531644).

52161632 is a wasteful number, since it uses less digits than its factorization.

52161632 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1630061 (or 1630053 counting only the distinct ones).

The product of its digits is 2160, while the sum is 26.

The square root of 52161632 is about 7222.3010183736. The cubic root of 52161632 is about 373.6374421220.

Adding to 52161632 its reverse (23616125), we get a palindrome (75777757).

The spelling of 52161632 in words is "fifty-two million, one hundred sixty-one thousand, six hundred thirty-two".