52727969 has 12 divisors (see below), whose sum is σ = 61540848. Its totient is φ = 45045000.

The previous prime is 52727957. The next prime is 52728001. The reversal of 52727969 is 96972725.

It is a happy number.

It is not a de Polignac number, because 52727969 - 2⁴ = 52727953 is a prime.

It is a super-2 number, since 2×52727969² = 5560477429729922, which contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (52727069) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 14594 + ... + 17844.

It is an arithmetic number, because the mean of its divisors is an integer number (5128404).

Almost surely, 2^52727969 is an apocalyptic number.

It is an amenable number.

52727969 is a deficient number, since it is larger than the sum of its proper divisors (8812879).

52727969 is a wasteful number, since it uses less digits than its factorization.

52727969 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3596 (or 3589 counting only the distinct ones).

The product of its digits is 476280, while the sum is 47.

The square root of 52727969 is about 7261.4026881864. The cubic root of 52727969 is about 374.9848147925.

The spelling of 52727969 in words is "fifty-two million, seven hundred twenty-seven thousand, nine hundred sixty-nine".