5155798 has 4 divisors (see below), whose sum is σ = 7733700. Its totient is φ = 2577898.

The previous prime is 5155789. The next prime is 5155817. The reversal of 5155798 is 8975515.

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

It is an Ulam number.

It is a self number, because there is not a number n which added to its sum of digits gives 5155798.

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, 1288948 + ... + 1288951.

It is an arithmetic number, because the mean of its divisors is an integer number (1933425).

Almost surely, 2^5155798 is an apocalyptic number.

5155798 is a deficient number, since it is larger than the sum of its proper divisors (2577902).

5155798 is a wasteful number, since it uses less digits than its factorization.

5155798 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2577901.

The product of its digits is 63000, while the sum is 40.

The square root of 5155798 is about 2270.6382362675. The cubic root of 5155798 is about 172.7555325037.

The spelling of 5155798 in words is "five million, one hundred fifty-five thousand, seven hundred ninety-eight".