52770278 has 48 divisors (see below), whose sum is σ = 93768192. Its totient is φ = 22176000.

The previous prime is 52770271. The next prime is 52770281. The reversal of 52770278 is 87207725.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52770271) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 415451 + ... + 415577.

It is an arithmetic number, because the mean of its divisors is an integer number (1953504).

Almost surely, 2^52770278 is an apocalyptic number.

52770278 is a deficient number, since it is larger than the sum of its proper divisors (40997914).

52770278 is a wasteful number, since it uses less digits than its factorization.

52770278 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 269 (or 258 counting only the distinct ones).

The product of its (nonzero) digits is 54880, while the sum is 38.

The square root of 52770278 is about 7264.3153841226. The cubic root of 52770278 is about 375.0850841011.

The spelling of 52770278 in words is "fifty-two million, seven hundred seventy thousand, two hundred seventy-eight".