52645308 has 24 divisors (see below), whose sum is σ = 122965248. Its totient is φ = 17530416.

The previous prime is 52645303. The next prime is 52645309. The reversal of 52645308 is 80354625.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52645301) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15535 + ... + 18617.

It is an arithmetic number, because the mean of its divisors is an integer number (5123552).

Almost surely, 2^52645308 is an apocalyptic number.

It is an amenable number.

52645308 is an abundant number, since it is smaller than the sum of its proper divisors (70319940).

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

52645308 is a wasteful number, since it uses less digits than its factorization.

52645308 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4513 (or 4511 counting only the distinct ones).

The product of its (nonzero) digits is 28800, while the sum is 33.

The square root of 52645308 is about 7255.7086490570. The cubic root of 52645308 is about 374.7887592508.

The spelling of 52645308 in words is "fifty-two million, six hundred forty-five thousand, three hundred eight".