858094938 has 32 divisors (see below), whose sum is σ = 1939204800. Its totient is φ = 281182608.

The previous prime is 858094927. The next prime is 858094999. The reversal of 858094938 is 839490858.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 131481 + ... + 137852.

It is an arithmetic number, because the mean of its divisors is an integer number (60600150).

Almost surely, 2^858094938 is an apocalyptic number.

858094938 is an abundant number, since it is smaller than the sum of its proper divisors (1081109862).

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

858094938 is a wasteful number, since it uses less digits than its factorization.

858094938 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 269403 (or 269397 counting only the distinct ones).

The product of its (nonzero) digits is 2488320, while the sum is 54.

The square root of 858094938 is about 29293.2575518668. The cubic root of 858094938 is about 950.2658306863.

The spelling of 858094938 in words is "eight hundred fifty-eight million, ninety-four thousand, nine hundred thirty-eight".