9382172730 has 32 divisors (see below), whose sum is σ = 25733960064. Its totient is φ = 2144496576.

The previous prime is 9382172671. The next prime is 9382172741. The reversal of 9382172730 is 372712839.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 22338297 + ... + 22338716.

It is an arithmetic number, because the mean of its divisors is an integer number (804186252).

Almost surely, 2^9382172730 is an apocalyptic number.

9382172730 is an abundant number, since it is smaller than the sum of its proper divisors (16351787334).

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

9382172730 is a wasteful number, since it uses less digits than its factorization.

9382172730 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44677030.

The product of its (nonzero) digits is 127008, while the sum is 42.

The square root of 9382172730 is about 96861.6163916337. The cubic root of 9382172730 is about 2109.1192785944.

The spelling of 9382172730 in words is "nine billion, three hundred eighty-two million, one hundred seventy-two thousand, seven hundred thirty".