7772322 has 8 divisors (see below), whose sum is σ = 15544656. Its totient is φ = 2590772.

The previous prime is 7772309. The next prime is 7772333. The reversal of 7772322 is 2232777.

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

7772322 is an admirable number.

It is an Ulam number.

It is a self number, because there is not a number n which added to its sum of digits gives 7772322.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 647688 + ... + 647699.

It is an arithmetic number, because the mean of its divisors is an integer number (1943082).

Almost surely, 2^7772322 is an apocalyptic number.

7772322 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

7772322 is a wasteful number, since it uses less digits than its factorization.

7772322 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1295392.

The product of its digits is 8232, while the sum is 30.

The square root of 7772322 is about 2787.8884482705. Note that the first 3 decimals coincide. The cubic root of 7772322 is about 198.0843941835.

The spelling of 7772322 in words is "seven million, seven hundred seventy-two thousand, three hundred twenty-two".