8122995628 has 24 divisors (see below), whose sum is σ = 15770381760. Its totient is φ = 3629688720.

The previous prime is 8122995553. The next prime is 8122995637. The reversal of 8122995628 is 8265992218.

It is a super-2 number, since 2×8122995628² (a number of 21 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1561926 + ... + 1567117.

It is an arithmetic number, because the mean of its divisors is an integer number (657099240).

Almost surely, 2^8122995628 is an apocalyptic number.

It is an amenable number.

8122995628 is a deficient number, since it is larger than the sum of its proper divisors (7647386132).

8122995628 is a wasteful number, since it uses less digits than its factorization.

8122995628 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3129117 (or 3129115 counting only the distinct ones).

The product of its digits is 1244160, while the sum is 52.

The square root of 8122995628 is about 90127.6629454021. The cubic root of 8122995628 is about 2010.1975522603.

The spelling of 8122995628 in words is "eight billion, one hundred twenty-two million, nine hundred ninety-five thousand, six hundred twenty-eight".