859348404 has 18 divisors (see below), whose sum is σ = 2172241890. Its totient is φ = 286449456.

The previous prime is 859348381. The next prime is 859348417. The reversal of 859348404 is 404843958.

It is a happy number.

859348404 is a `hidden beast` number, since 85 + 93 + 484 + 0 + 4 = 666.

It can be written as a sum of positive squares in only one way, i.e., 712890000 + 146458404 = 26700^2 + 12102^2 .

It is a tau number, because it is divible by the number of its divisors (18).

It is a self number, because there is not a number n which added to its sum of digits gives 859348404.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 11935359 + ... + 11935430.

It is an arithmetic number, because the mean of its divisors is an integer number (120680105).

Almost surely, 2^859348404 is an apocalyptic number.

It is an amenable number.

859348404 is an abundant number, since it is smaller than the sum of its proper divisors (1312893486).

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

859348404 is a wasteful number, since it uses less digits than its factorization.

859348404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23870799 (or 23870794 counting only the distinct ones).

The product of its (nonzero) digits is 552960, while the sum is 45.

The square root of 859348404 is about 29314.6448724865. The cubic root of 859348404 is about 950.7283072517.

The spelling of 859348404 in words is "eight hundred fifty-nine million, three hundred forty-eight thousand, four hundred four".