857353495 has 8 divisors (see below), whose sum is σ = 1029060000. Its totient is φ = 685725600.

The previous prime is 857353489. The next prime is 857353499. The reversal of 857353495 is 594353758.

857353495 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 857353495 - 2²¹ = 855256343 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (857353499) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7845 + ... + 42145.

It is an arithmetic number, because the mean of its divisors is an integer number (128632500).

Almost surely, 2^857353495 is an apocalyptic number.

857353495 is a deficient number, since it is larger than the sum of its proper divisors (171706505).

857353495 is a wasteful number, since it uses less digits than its factorization.

857353495 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39305.

The product of its digits is 2268000, while the sum is 49.

The square root of 857353495 is about 29280.5992937303. The cubic root of 857353495 is about 949.9920571820.

The spelling of 857353495 in words is "eight hundred fifty-seven million, three hundred fifty-three thousand, four hundred ninety-five".