52968878 has 4 divisors (see below), whose sum is σ = 79453320. Its totient is φ = 26484438.

The previous prime is 52968871. The next prime is 52968901. The reversal of 52968878 is 87886925.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52968871) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13242218 + ... + 13242221.

It is an arithmetic number, because the mean of its divisors is an integer number (19863330).

Almost surely, 2^52968878 is an apocalyptic number.

52968878 is a deficient number, since it is larger than the sum of its proper divisors (26484442).

52968878 is a wasteful number, since it uses less digits than its factorization.

52968878 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26484441.

The product of its digits is 1935360, while the sum is 53.

The square root of 52968878 is about 7277.9721076685. The cubic root of 52968878 is about 375.5550370480. Note that the first 3 decimals are identical.

The spelling of 52968878 in words is "fifty-two million, nine hundred sixty-eight thousand, eight hundred seventy-eight".