859344490 has 16 divisors (see below), whose sum is σ = 1596718080. Its totient is φ = 332649360.

The previous prime is 859344487. The next prime is 859344529. The reversal of 859344490 is 94443958.

859344490 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 859344490.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1385730 + ... + 1386349.

It is an arithmetic number, because the mean of its divisors is an integer number (99794880).

Almost surely, 2^859344490 is an apocalyptic number.

859344490 is a deficient number, since it is larger than the sum of its proper divisors (737373590).

859344490 is a wasteful number, since it uses less digits than its factorization.

859344490 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2772117.

The product of its (nonzero) digits is 622080, while the sum is 46.

The square root of 859344490 is about 29314.5781139692. The cubic root of 859344490 is about 950.7268638495.

The spelling of 859344490 in words is "eight hundred fifty-nine million, three hundred forty-four thousand, four hundred ninety".