52657798 has 4 divisors (see below), whose sum is σ = 78986700. Its totient is φ = 26328898.

The previous prime is 52657783. The next prime is 52657811. The reversal of 52657798 is 89775625.

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

It is a Smith number, since the sum of its digits (49) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13164448 + ... + 13164451.

It is an arithmetic number, because the mean of its divisors is an integer number (19746675).

Almost surely, 2^52657798 is an apocalyptic number.

52657798 is a deficient number, since it is larger than the sum of its proper divisors (26328902).

52657798 is a wasteful number, since it uses less digits than its factorization.

52657798 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26328901.

The product of its digits is 1058400, while the sum is 49.

The square root of 52657798 is about 7256.5692996071. The cubic root of 52657798 is about 374.8183962159.

The spelling of 52657798 in words is "fifty-two million, six hundred fifty-seven thousand, seven hundred ninety-eight".