52617779 has 8 divisors (see below), whose sum is σ = 53408160. Its totient is φ = 51832000.

The previous prime is 52617749. The next prime is 52617787. The reversal of 52617779 is 97771625.

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 52617779 - 2¹⁶ = 52552243 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (52617709) 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, 26729 + ... + 28629.

It is an arithmetic number, because the mean of its divisors is an integer number (6676020).

Almost surely, 2^52617779 is an apocalyptic number.

52617779 is a deficient number, since it is larger than the sum of its proper divisors (790381).

52617779 is a wasteful number, since it uses less digits than its factorization.

52617779 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2301.

The product of its digits is 185220, while the sum is 44.

The square root of 52617779 is about 7253.8113430113. The cubic root of 52617779 is about 374.7234203563.

The spelling of 52617779 in words is "fifty-two million, six hundred seventeen thousand, seven hundred seventy-nine".