52643064 has 32 divisors (see below), whose sum is σ = 132970320. Its totient is φ = 17366016.

The previous prime is 52643027. The next prime is 52643083. The reversal of 52643064 is 46034625.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8979 + ... + 13634.

Almost surely, 2^52643064 is an apocalyptic number.

It is an amenable number.

52643064 is an abundant number, since it is smaller than the sum of its proper divisors (80327256).

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

52643064 is a wasteful number, since it uses less digits than its factorization.

52643064 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22719 (or 22715 counting only the distinct ones).

The product of its (nonzero) digits is 17280, while the sum is 30.

The square root of 52643064 is about 7255.5540105494. The cubic root of 52643064 is about 374.7834340664.

Adding to 52643064 its reverse (46034625), we get a palindrome (98677689).

The spelling of 52643064 in words is "fifty-two million, six hundred forty-three thousand, sixty-four".