825051 has 8 divisors (see below), whose sum is σ = 1121040. Its totient is φ = 539552.

The previous prime is 825049. The next prime is 825059. The reversal of 825051 is 150528.

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

It is a cyclic number.

It is not a de Polignac number, because 825051 - 2¹ = 825049 is a prime.

825051 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (825059) 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, 2436 + ... + 2753.

It is an arithmetic number, because the mean of its divisors is an integer number (140130).

2⁸²⁵⁰⁵¹ is an apocalyptic number.

825051 is a deficient number, since it is larger than the sum of its proper divisors (295989).

825051 is a wasteful number, since it uses less digits than its factorization.

825051 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5245.

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

The square root of 825051 is about 908.3231803714. The cubic root of 825051 is about 93.7908053477.

Adding to 825051 its reverse (150528), we get a palindrome (975579).

The spelling of 825051 in words is "eight hundred twenty-five thousand, fifty-one".