9180722 has 8 divisors (see below), whose sum is σ = 13786416. Its totient is φ = 4585252.

The previous prime is 9180671. The next prime is 9180727. The reversal of 9180722 is 2270819.

It is a happy number.

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

It is not an unprimeable number, because it can be changed into a prime (9180727) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 353 + ... + 4299.

It is an arithmetic number, because the mean of its divisors is an integer number (1723302).

Almost surely, 2^9180722 is an apocalyptic number.

9180722 is a deficient number, since it is larger than the sum of its proper divisors (4605694).

9180722 is a wasteful number, since it uses less digits than its factorization.

9180722 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5112.

The product of its (nonzero) digits is 2016, while the sum is 29.

The square root of 9180722 is about 3029.9706269203. The cubic root of 9180722 is about 209.3914506121.

Subtracting from 9180722 its reverse (2270819), we obtain a triangular number (6909903 = T₃₇₁₇).

The spelling of 9180722 in words is "nine million, one hundred eighty thousand, seven hundred twenty-two".