52779039 has 8 divisors (see below), whose sum is σ = 70417152. Its totient is φ = 35163480.

The previous prime is 52779029. The next prime is 52779053. The reversal of 52779039 is 93097725.

52779039 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is not a de Polignac number, because 52779039 - 2⁸ = 52778783 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52779029) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 912 + ... + 10314.

It is an arithmetic number, because the mean of its divisors is an integer number (8802144).

Almost surely, 2^52779039 is an apocalyptic number.

52779039 is a deficient number, since it is larger than the sum of its proper divisors (17638113).

52779039 is a wasteful number, since it uses less digits than its factorization.

52779039 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11277.

The product of its (nonzero) digits is 119070, while the sum is 42.

The square root of 52779039 is about 7264.9183753157. The cubic root of 52779039 is about 375.1058403469.

The spelling of 52779039 in words is "fifty-two million, seven hundred seventy-nine thousand, thirty-nine".