9734994972 has 18 divisors (see below), whose sum is σ = 24607904048. Its totient is φ = 3244998312.

The previous prime is 9734994959. The next prime is 9734994977. The reversal of 9734994972 is 2794994379.

9734994972 is a `hidden beast` number, since 9 + 73 + 499 + 4 + 9 + 72 = 666.

It is a tau number, because it is divible by the number of its divisors (18).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9734994977) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 135208228 + ... + 135208299.

Almost surely, 2^9734994972 is an apocalyptic number.

It is an amenable number.

9734994972 is an abundant number, since it is smaller than the sum of its proper divisors (14872909076).

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

9734994972 is a wasteful number, since it uses less digits than its factorization.

9734994972 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 270416537 (or 270416532 counting only the distinct ones).

The product of its digits is 30862944, while the sum is 63.

The square root of 9734994972 is about 98666.0781221185. The cubic root of 9734994972 is about 2135.2328574311.

The spelling of 9734994972 in words is "nine billion, seven hundred thirty-four million, nine hundred ninety-four thousand, nine hundred seventy-two".