52779916 has 24 divisors (see below), whose sum is σ = 105741216. Its totient is φ = 22581120.

The previous prime is 52779911. The next prime is 52779941. The reversal of 52779916 is 61997725.

It is a happy number.

52779916 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (52779911) 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, 20070 + ... + 22546.

It is an arithmetic number, because the mean of its divisors is an integer number (4405884).

Almost surely, 2^52779916 is an apocalyptic number.

It is an amenable number.

52779916 is an abundant number, since it is smaller than the sum of its proper divisors (52961300).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

52779916 is a wasteful number, since it uses less digits than its factorization.

52779916 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3249 (or 3247 counting only the distinct ones).

The product of its digits is 238140, while the sum is 46.

The square root of 52779916 is about 7264.9787336234. The cubic root of 52779916 is about 375.1079179773.

The spelling of 52779916 in words is "fifty-two million, seven hundred seventy-nine thousand, nine hundred sixteen".