52969664 has 56 divisors (see below), whose sum is σ = 116482368. Its totient is φ = 23696640.

The previous prime is 52969661. The next prime is 52969673. The reversal of 52969664 is 46696925.

It is not an unprimeable number, because it can be changed into a prime (52969661) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 46607 + ... + 47729.

Almost surely, 2^52969664 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 52969664, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (58241184).

52969664 is an abundant number, since it is smaller than the sum of its proper divisors (63512704).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

52969664 is a wasteful number, since it uses less digits than its factorization.

52969664 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1213 (or 1203 counting only the distinct ones).

The product of its digits is 699840, while the sum is 47.

The square root of 52969664 is about 7278.0261060263. The cubic root of 52969664 is about 375.5568946470.

The spelling of 52969664 in words is "fifty-two million, nine hundred sixty-nine thousand, six hundred sixty-four".