534078779 has 4 divisors (see below), whose sum is σ = 575161776. Its totient is φ = 492995784.

The previous prime is 534078767. The next prime is 534078803. The reversal of 534078779 is 977870435.

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

It is a cyclic number.

It is not a de Polignac number, because 534078779 - 2²⁰ = 533030203 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (534078739) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 20541479 + ... + 20541504.

It is an arithmetic number, because the mean of its divisors is an integer number (143790444).

Almost surely, 2^534078779 is an apocalyptic number.

534078779 is a deficient number, since it is larger than the sum of its proper divisors (41082997).

534078779 is a wasteful number, since it uses less digits than its factorization.

534078779 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41082996.

The product of its (nonzero) digits is 1481760, while the sum is 50.

The square root of 534078779 is about 23110.1445040917. The cubic root of 534078779 is about 811.3379194411.

The spelling of 534078779 in words is "five hundred thirty-four million, seventy-eight thousand, seven hundred seventy-nine".