825150 has 24 divisors (see below), whose sum is σ = 2046744. Its totient is φ = 220000.

The previous prime is 825131. The next prime is 825161. The reversal of 825150 is 51528.

It is a hoax number, since the sum of its digits (21) coincides with the sum of the digits of its distinct prime factors.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2601 + ... + 2900.

It is an arithmetic number, because the mean of its divisors is an integer number (85281).

2⁸²⁵¹⁵⁰ is an apocalyptic number.

825150 is an abundant number, since it is smaller than the sum of its proper divisors (1221594).

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

825150 is a wasteful number, since it uses less digits than its factorization.

825150 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5516 (or 5511 counting only the distinct ones).

The product of its (nonzero) digits is 400, while the sum is 21.

The square root of 825150 is about 908.3776747587. The cubic root of 825150 is about 93.7945565980.

Adding to 825150 its reverse (51528), we get a palindrome (876678).

The spelling of 825150 in words is "eight hundred twenty-five thousand, one hundred fifty".