52650069 has 8 divisors (see below), whose sum is σ = 70389792. Its totient is φ = 35005200.

The previous prime is 52650061. The next prime is 52650113. The reversal of 52650069 is 96005625.

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

It is not a de Polignac number, because 52650069 - 2³ = 52650061 is a prime.

It is a super-2 number, since 2×52650069² = 5544059531409522, which contains 22 as substring.

It is a Smith number, since the sum of its digits (33) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52650061) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 22407 + ... + 24644.

It is an arithmetic number, because the mean of its divisors is an integer number (8798724).

Almost surely, 2^52650069 is an apocalyptic number.

It is an amenable number.

52650069 is a deficient number, since it is larger than the sum of its proper divisors (17739723).

52650069 is a wasteful number, since it uses less digits than its factorization.

52650069 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 47427.

The product of its (nonzero) digits is 16200, while the sum is 33.

The square root of 52650069 is about 7256.0367281320. The cubic root of 52650069 is about 374.8000569686.

The spelling of 52650069 in words is "fifty-two million, six hundred fifty thousand, sixty-nine".