851364 has 24 divisors (see below), whose sum is σ = 2207520. Its totient is φ = 283752.

The previous prime is 851363. The next prime is 851381. The reversal of 851364 is 463158.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 851364.

It is not an unprimeable number, because it can be changed into a prime (851363) 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, 3834 + ... + 4049.

It is an arithmetic number, because the mean of its divisors is an integer number (91980).

2⁸⁵¹³⁶⁴ is an apocalyptic number.

It is an amenable number.

851364 is an abundant number, since it is smaller than the sum of its proper divisors (1356156).

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

851364 is a wasteful number, since it uses less digits than its factorization.

851364 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7896 (or 7888 counting only the distinct ones).

The product of its digits is 2880, while the sum is 27.

The square root of 851364 is about 922.6938820649. The cubic root of 851364 is about 94.7774662032. Note that the first 3 decimals are identical.

The spelling of 851364 in words is "eight hundred fifty-one thousand, three hundred sixty-four".