52777912 has 32 divisors (see below), whose sum is σ = 111682800. Its totient is φ = 23161600.

The previous prime is 52777891. The next prime is 52777927. The reversal of 52777912 is 21977725.

It is a happy number.

52777912 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

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, 7789 + ... + 12892.

Almost surely, 2^52777912 is an apocalyptic number.

It is an amenable number.

52777912 is an abundant number, since it is smaller than the sum of its proper divisors (58904888).

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

52777912 is a wasteful number, since it uses less digits than its factorization.

52777912 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20727 (or 20723 counting only the distinct ones).

The product of its digits is 61740, while the sum is 40.

The square root of 52777912 is about 7264.8408103688. The cubic root of 52777912 is about 375.1031704278.

The spelling of 52777912 in words is "fifty-two million, seven hundred seventy-seven thousand, nine hundred twelve".