9620722499 has 8 divisors (see below), whose sum is σ = 9901049568. Its totient is φ = 9341464320.

The previous prime is 9620722469. The next prime is 9620722511. The reversal of 9620722499 is 9942270269.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 9620722499 - 2³² = 5325755203 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (9620722429) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 248942 + ... + 284979.

It is an arithmetic number, because the mean of its divisors is an integer number (1237631196).

Almost surely, 2^9620722499 is an apocalyptic number.

9620722499 is a deficient number, since it is larger than the sum of its proper divisors (280327069).

9620722499 is a wasteful number, since it uses less digits than its factorization.

9620722499 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 534445.

The product of its (nonzero) digits is 979776, while the sum is 50.

The square root of 9620722499 is about 98085.2817654107. The cubic root of 9620722499 is about 2126.8452713761.

The spelling of 9620722499 in words is "nine billion, six hundred twenty million, seven hundred twenty-two thousand, four hundred ninety-nine".