7312322 has 8 divisors (see below), whose sum is σ = 11223696. Its totient is φ = 3571092.

The previous prime is 7312301. The next prime is 7312339. The reversal of 7312322 is 2232137.

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

It is a junction number, because it is equal to n+sod(n) for n = 7312294 and 7312303.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 42428 + ... + 42599.

It is an arithmetic number, because the mean of its divisors is an integer number (1402962).

Almost surely, 2^7312322 is an apocalyptic number.

7312322 is a deficient number, since it is larger than the sum of its proper divisors (3911374).

7312322 is a wasteful number, since it uses less digits than its factorization.

7312322 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 85072.

The product of its digits is 504, while the sum is 20.

The square root of 7312322 is about 2704.1305441861. The cubic root of 7312322 is about 194.0968269969.

Adding to 7312322 its reverse (2232137), we get a palindrome (9544459).

The spelling of 7312322 in words is "seven million, three hundred twelve thousand, three hundred twenty-two".