875578089 has 4 divisors (see below), whose sum is σ = 1167437456. Its totient is φ = 583718724.

The previous prime is 875578069. The next prime is 875578091. The reversal of 875578089 is 980875578.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 875578089 - 2¹³ = 875569897 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (875578019) 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, 145929679 + ... + 145929684.

It is an arithmetic number, because the mean of its divisors is an integer number (291859364).

Almost surely, 2^875578089 is an apocalyptic number.

It is an amenable number.

875578089 is a deficient number, since it is larger than the sum of its proper divisors (291859367).

875578089 is a wasteful number, since it uses less digits than its factorization.

875578089 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 291859366.

The product of its (nonzero) digits is 5644800, while the sum is 57.

The square root of 875578089 is about 29590.1687896504. The cubic root of 875578089 is about 956.6761820586.

The spelling of 875578089 in words is "eight hundred seventy-five million, five hundred seventy-eight thousand, eighty-nine".