857314152 has 64 divisors (see below), whose sum is σ = 2386296000. Its totient is φ = 285187392.

The previous prime is 857314147. The next prime is 857314189. The reversal of 857314152 is 251413758.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 109174 + ... + 116762.

It is an arithmetic number, because the mean of its divisors is an integer number (37285875).

Almost surely, 2^857314152 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 857314152, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1193148000).

857314152 is an abundant number, since it is smaller than the sum of its proper divisors (1528981848).

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

857314152 is a wasteful number, since it uses less digits than its factorization.

857314152 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8127 (or 8117 counting only the distinct ones).

The product of its digits is 33600, while the sum is 36.

The square root of 857314152 is about 29279.9274589265. The cubic root of 857314152 is about 949.9775255994.

The spelling of 857314152 in words is "eight hundred fifty-seven million, three hundred fourteen thousand, one hundred fifty-two".