1598272878 has 16 divisors (see below), whose sum is σ = 3212611200. Its totient is φ = 530080056.

The previous prime is 1598272847. The next prime is 1598272903. The reversal of 1598272878 is 8782728951.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 668100 + ... + 670487.

It is an arithmetic number, because the mean of its divisors is an integer number (200788200).

Almost surely, 2^1598272878 is an apocalyptic number.

1598272878 is an abundant number, since it is smaller than the sum of its proper divisors (1614338322).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1598272878 is a wasteful number, since it uses less digits than its factorization.

1598272878 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1338791.

The product of its digits is 4515840, while the sum is 57.

The square root of 1598272878 is about 39978.4051457784. The cubic root of 1598272878 is about 1169.1860991535.

The spelling of 1598272878 in words is "one billion, five hundred ninety-eight million, two hundred seventy-two thousand, eight hundred seventy-eight".