9922765970 has 16 divisors (see below), whose sum is σ = 19234900440. Its totient is φ = 3663790464.

The previous prime is 9922765949. The next prime is 9922765991. The reversal of 9922765970 is 795672299.

It is an interprime number because it is at equal distance from previous prime (9922765949) and next prime (9922765991).

It can be written as a sum of positive squares in 4 ways, for example, as 4626856441 + 5295909529 = 68021^2 + 72773^2 .

It is a super-2 number, since 2×9922765970² (a number of 21 digits) contains 22 as substring.

It is a Curzon number.

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, 38164355 + ... + 38164614.

Almost surely, 2^9922765970 is an apocalyptic number.

9922765970 is a deficient number, since it is larger than the sum of its proper divisors (9312134470).

9922765970 is a wasteful number, since it uses less digits than its factorization.

9922765970 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 76328989.

The product of its (nonzero) digits is 4286520, while the sum is 56.

The square root of 9922765970 is about 99613.0813196741. The cubic root of 9922765970 is about 2148.8738266530.

The spelling of 9922765970 in words is "nine billion, nine hundred twenty-two million, seven hundred sixty-five thousand, nine hundred seventy".