9806902923 has 16 divisors (see below), whose sum is σ = 13357287936. Its totient is φ = 6397293600.

The previous prime is 9806902907. The next prime is 9806902939. The reversal of 9806902923 is 3292096089.

It is an interprime number because it is at equal distance from previous prime (9806902907) and next prime (9806902939).

It is not a de Polignac number, because 9806902923 - 2⁴ = 9806902907 is a prime.

It is a super-2 number, since 2×9806902923² (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (9806903923) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1109640 + ... + 1118442.

It is an arithmetic number, because the mean of its divisors is an integer number (834830496).

Almost surely, 2^9806902923 is an apocalyptic number.

9806902923 is a deficient number, since it is larger than the sum of its proper divisors (3550385013).

9806902923 is a wasteful number, since it uses less digits than its factorization.

9806902923 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16754.

The product of its (nonzero) digits is 419904, while the sum is 48.

The square root of 9806902923 is about 99029.8082548886. The cubic root of 9806902923 is about 2140.4772949856.

The spelling of 9806902923 in words is "nine billion, eight hundred six million, nine hundred two thousand, nine hundred twenty-three".