7722045628 has 48 divisors (see below), whose sum is σ = 14864268384. Its totient is φ = 3481021440.

The previous prime is 7722045589. The next prime is 7722045647. The reversal of 7722045628 is 8265402277.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6472200 + ... + 6473392.

It is an arithmetic number, because the mean of its divisors is an integer number (309672258).

Almost surely, 2^7722045628 is an apocalyptic number.

It is an amenable number.

7722045628 is a deficient number, since it is larger than the sum of its proper divisors (7142222756).

7722045628 is a wasteful number, since it uses less digits than its factorization.

7722045628 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2302 (or 2300 counting only the distinct ones).

The product of its (nonzero) digits is 376320, while the sum is 43.

The square root of 7722045628 is about 87875.1707139167. The cubic root of 7722045628 is about 1976.5635754037.

The spelling of 7722045628 in words is "seven billion, seven hundred twenty-two million, forty-five thousand, six hundred twenty-eight".