857014830 has 96 divisors (see below), whose sum is σ = 2640927744. Its totient is φ = 195885216.

The previous prime is 857014819. The next prime is 857014861. The reversal of 857014830 is 38410758.

857014830 is a `hidden beast` number, since 8 + 570 + 1 + 4 + 83 + 0 = 666.

It is a hoax number, since the sum of its digits (36) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 8182 + ... + 42201.

It is an arithmetic number, because the mean of its divisors is an integer number (27509664).

Almost surely, 2^857014830 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 857014830, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1320463872).

857014830 is an abundant number, since it is smaller than the sum of its proper divisors (1783912914).

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

857014830 is a wasteful number, since it uses less digits than its factorization.

857014830 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50412 (or 50400 counting only the distinct ones).

The product of its (nonzero) digits is 26880, while the sum is 36.

The square root of 857014830 is about 29274.8156270881. The cubic root of 857014830 is about 949.8669545907.

The spelling of 857014830 in words is "eight hundred fifty-seven million, fourteen thousand, eight hundred thirty".