52943017 has 4 divisors (see below), whose sum is σ = 53249220. Its totient is φ = 52636816.

The previous prime is 52942999. The next prime is 52943039. The reversal of 52943017 is 71034925.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 39576681 + 13366336 = 6291^2 + 3656^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-52943017 is a prime.

It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 52943017.

It is not an unprimeable number, because it can be changed into a prime (52943047) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 152842 + ... + 153187.

It is an arithmetic number, because the mean of its divisors is an integer number (13312305).

Almost surely, 2^52943017 is an apocalyptic number.

It is an amenable number.

52943017 is a deficient number, since it is larger than the sum of its proper divisors (306203).

52943017 is a wasteful number, since it uses less digits than its factorization.

52943017 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 306202.

The product of its (nonzero) digits is 7560, while the sum is 31.

The square root of 52943017 is about 7276.1952282769. The cubic root of 52943017 is about 375.4939080089.

The spelling of 52943017 in words is "fifty-two million, nine hundred forty-three thousand, seventeen".