53776770 has 16 divisors (see below), whose sum is σ = 129064320. Its totient is φ = 14340464.

The previous prime is 53776741. The next prime is 53776771. The reversal of 53776770 is 7767735.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (53776771) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 896250 + ... + 896309.

It is an arithmetic number, because the mean of its divisors is an integer number (8066520).

Almost surely, 2^53776770 is an apocalyptic number.

53776770 is an abundant number, since it is smaller than the sum of its proper divisors (75287550).

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

53776770 is a wasteful number, since it uses less digits than its factorization.

53776770 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1792569.

The product of its (nonzero) digits is 216090, while the sum is 42.

The square root of 53776770 is about 7333.2646208902. The cubic root of 53776770 is about 377.4547582581.

The spelling of 53776770 in words is "fifty-three million, seven hundred seventy-six thousand, seven hundred seventy".