825355 has 8 divisors (see below), whose sum is σ = 1033632. Its totient is φ = 631488.

The previous prime is 825353. The next prime is 825361. The reversal of 825355 is 553528.

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

It is not a de Polignac number, because 825355 - 2¹ = 825353 is a prime.

It is an Ulam number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (825353) 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, 3474 + ... + 3703.

It is an arithmetic number, because the mean of its divisors is an integer number (129204).

2⁸²⁵³⁵⁵ is an apocalyptic number.

825355 is a deficient number, since it is larger than the sum of its proper divisors (208277).

825355 is a wasteful number, since it uses less digits than its factorization.

825355 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7205.

The product of its digits is 6000, while the sum is 28.

The square root of 825355 is about 908.4905062795. The cubic root of 825355 is about 93.8023233846.

The spelling of 825355 in words is "eight hundred twenty-five thousand, three hundred fifty-five".