52117073 has 8 divisors (see below), whose sum is σ = 53621568. Its totient is φ = 50631984.

The previous prime is 52117067. The next prime is 52117081. The reversal of 52117073 is 37071125.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-52117073 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (52117003) 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, 686 + ... + 10232.

It is an arithmetic number, because the mean of its divisors is an integer number (6702696).

Almost surely, 2^52117073 is an apocalyptic number.

52117073 is a gapful number since it is divisible by the number (53) formed by its first and last digit.

It is an amenable number.

52117073 is a deficient number, since it is larger than the sum of its proper divisors (1504495).

52117073 is a wasteful number, since it uses less digits than its factorization.

52117073 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9703.

The product of its (nonzero) digits is 1470, while the sum is 26.

The square root of 52117073 is about 7219.2155391012. The cubic root of 52117073 is about 373.5310187276.

Adding to 52117073 its reverse (37071125), we get a palindrome (89188198).

The spelling of 52117073 in words is "fifty-two million, one hundred seventeen thousand, seventy-three".