825507322 has 8 divisors (see below), whose sum is σ = 1244484000. Its totient is φ = 410679324.

The previous prime is 825507317. The next prime is 825507323. The reversal of 825507322 is 223705528.

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

It is a super-2 number, since 2×825507322² = 1362924677351223368, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (825507323) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1036672 + ... + 1037467.

It is an arithmetic number, because the mean of its divisors is an integer number (155560500).

Almost surely, 2^825507322 is an apocalyptic number.

825507322 is a deficient number, since it is larger than the sum of its proper divisors (418976678).

825507322 is a wasteful number, since it uses less digits than its factorization.

825507322 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2074340.

The product of its (nonzero) digits is 33600, while the sum is 34.

The square root of 825507322 is about 28731.6432178878. The cubic root of 825507322 is about 938.0809353955.

The spelling of 825507322 in words is "eight hundred twenty-five million, five hundred seven thousand, three hundred twenty-two".