52778798 has 8 divisors (see below), whose sum is σ = 81307992. Its totient is φ = 25676136.

The previous prime is 52778783. The next prime is 52778801. The reversal of 52778798 is 89787725.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 356540 + ... + 356687.

It is an arithmetic number, because the mean of its divisors is an integer number (10163499).

Almost surely, 2^52778798 is an apocalyptic number.

52778798 is a deficient number, since it is larger than the sum of its proper divisors (28529194).

52778798 is a wasteful number, since it uses less digits than its factorization.

52778798 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 713266.

The product of its digits is 1975680, while the sum is 53.

The square root of 52778798 is about 7264.9017887374. The cubic root of 52778798 is about 375.1052694091.

The spelling of 52778798 in words is "fifty-two million, seven hundred seventy-eight thousand, seven hundred ninety-eight".