52779005 has 8 divisors (see below), whose sum is σ = 63424512. Its totient is φ = 42163408.

The previous prime is 52778989. The next prime is 52779011. The reversal of 52779005 is 50097725.

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 52779005 - 2⁴ = 52778989 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3389 + ... + 10818.

It is an arithmetic number, because the mean of its divisors is an integer number (7928064).

Almost surely, 2^52779005 is an apocalyptic number.

It is an amenable number.

52779005 is a deficient number, since it is larger than the sum of its proper divisors (10645507).

52779005 is a wasteful number, since it uses less digits than its factorization.

52779005 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14955.

The product of its (nonzero) digits is 22050, while the sum is 35.

The square root of 52779005 is about 7264.9160353028. The cubic root of 52779005 is about 375.1057597998.

The spelling of 52779005 in words is "fifty-two million, seven hundred seventy-nine thousand, five".