52283993 has 8 divisors (see below), whose sum is σ = 55429920. Its totient is φ = 49145920.

The previous prime is 52283947. The next prime is 52284007. The reversal of 52283993 is 39938225.

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

It is a cyclic number.

It is not a de Polignac number, because 52283993 - 2⁶ = 52283929 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 52283993.

It is not an unprimeable number, because it can be changed into a prime (52283093) 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, 17138 + ... + 19956.

It is an arithmetic number, because the mean of its divisors is an integer number (6928740).

Almost surely, 2^52283993 is an apocalyptic number.

It is an amenable number.

52283993 is a deficient number, since it is larger than the sum of its proper divisors (3145927).

52283993 is a wasteful number, since it uses less digits than its factorization.

52283993 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3927.

The product of its digits is 116640, while the sum is 41.

The square root of 52283993 is about 7230.7671100652. The cubic root of 52283993 is about 373.9293741214.

The spelling of 52283993 in words is "fifty-two million, two hundred eighty-three thousand, nine hundred ninety-three".