275803998 has 8 divisors (see below), whose sum is σ = 551608008. Its totient is φ = 91934664.

The previous prime is 275803967. The next prime is 275804003. The reversal of 275803998 is 899308572.

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

275803998 is an admirable number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 275803998.

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, 22983661 + ... + 22983672.

It is an arithmetic number, because the mean of its divisors is an integer number (68951001).

Almost surely, 2^275803998 is an apocalyptic number.

275803998 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.

275803998 is a wasteful number, since it uses less digits than its factorization.

275803998 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45967338.

The product of its (nonzero) digits is 1088640, while the sum is 51.

The square root of 275803998 is about 16607.3477111789. The cubic root of 275803998 is about 650.9288479838.

The spelling of 275803998 in words is "two hundred seventy-five million, eight hundred three thousand, nine hundred ninety-eight".