52628865 has 8 divisors (see below), whose sum is σ = 84206208. Its totient is φ = 28068720.

The previous prime is 52628831. The next prime is 52628867. The reversal of 52628865 is 56882625.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 52628865 - 2⁶ = 52628801 is a prime.

It is not an unprimeable number, because it can be changed into a prime (52628867) 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, 1754281 + ... + 1754310.

It is an arithmetic number, because the mean of its divisors is an integer number (10525776).

Almost surely, 2^52628865 is an apocalyptic number.

It is an amenable number.

52628865 is a deficient number, since it is larger than the sum of its proper divisors (31577343).

52628865 is a wasteful number, since it uses less digits than its factorization.

52628865 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3508599.

The product of its digits is 230400, while the sum is 42.

The square root of 52628865 is about 7254.5754527746. The cubic root of 52628865 is about 374.7497352395.

The spelling of 52628865 in words is "fifty-two million, six hundred twenty-eight thousand, eight hundred sixty-five".