9854309742 has 32 divisors (see below), whose sum is σ = 20422279680. Its totient is φ = 3167760960.

The previous prime is 9854309713. The next prime is 9854309807. The reversal of 9854309742 is 2479034589.

It is a super-2 number, since 2×9854309742² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 221359 + ... + 262122.

It is an arithmetic number, because the mean of its divisors is an integer number (638196240).

Almost surely, 2^9854309742 is an apocalyptic number.

9854309742 is an abundant number, since it is smaller than the sum of its proper divisors (10567969938).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

9854309742 is a wasteful number, since it uses less digits than its factorization.

9854309742 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 483608.

The product of its (nonzero) digits is 2177280, while the sum is 51.

The square root of 9854309742 is about 99268.8759984719. The cubic root of 9854309742 is about 2143.9207929023.

The spelling of 9854309742 in words is "nine billion, eight hundred fifty-four million, three hundred nine thousand, seven hundred forty-two".