52578998 has 8 divisors (see below), whose sum is σ = 81000192. Its totient is φ = 25578936.

The previous prime is 52578991. The next prime is 52579057. The reversal of 52578998 is 89987525.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52578991) 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, 355190 + ... + 355337.

It is an arithmetic number, because the mean of its divisors is an integer number (10125024).

Almost surely, 2^52578998 is an apocalyptic number.

52578998 is a deficient number, since it is larger than the sum of its proper divisors (28421194).

52578998 is a wasteful number, since it uses less digits than its factorization.

52578998 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 710566.

The product of its digits is 1814400, while the sum is 53.

The square root of 52578998 is about 7251.1377038366. The cubic root of 52578998 is about 374.6313366480.

The spelling of 52578998 in words is "fifty-two million, five hundred seventy-eight thousand, nine hundred ninety-eight".