52793778 has 8 divisors (see below), whose sum is σ = 105587568. Its totient is φ = 17597924.

The previous prime is 52793759. The next prime is 52793779. The reversal of 52793778 is 87739725.

It is a sphenic number, since it is the product of 3 distinct primes.

52793778 is an admirable number.

It is not an unprimeable number, because it can be changed into a prime (52793779) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4399476 + ... + 4399487.

It is an arithmetic number, because the mean of its divisors is an integer number (13198446).

Almost surely, 2^52793778 is an apocalyptic number.

52793778 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

52793778 is a wasteful number, since it uses less digits than its factorization.

52793778 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8798968.

The product of its digits is 740880, while the sum is 48.

The square root of 52793778 is about 7265.9326999361. The cubic root of 52793778 is about 375.1407542731.

The spelling of 52793778 in words is "fifty-two million, seven hundred ninety-three thousand, seven hundred seventy-eight".