825305258 has 24 divisors (see below), whose sum is σ = 1298556480. Its totient is φ = 393316560.

The previous prime is 825305233. The next prime is 825305269. The reversal of 825305258 is 852503528.

It is a super-2 number, since 2×825305258² = 1362257537764893128, which contains 22 as substring.

It is a Curzon 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, 129773 + ... + 135983.

It is an arithmetic number, because the mean of its divisors is an integer number (54106520).

Almost surely, 2^825305258 is an apocalyptic number.

825305258 is a deficient number, since it is larger than the sum of its proper divisors (473251222).

825305258 is a wasteful number, since it uses less digits than its factorization.

825305258 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6350 (or 6321 counting only the distinct ones).

The product of its (nonzero) digits is 96000, while the sum is 38.

The square root of 825305258 is about 28728.1266009463. The cubic root of 825305258 is about 938.0043893939.

The spelling of 825305258 in words is "eight hundred twenty-five million, three hundred five thousand, two hundred fifty-eight".