9047722 has 8 divisors (see below), whose sum is σ = 14009472. Its totient is φ = 4377900.

The previous prime is 9047719. The next prime is 9047729. The reversal of 9047722 is 2277409.

It is a happy number.

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

It is a super-2 number, since 2×9047722² = 163722546778568, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (31).

It is not an unprimeable number, because it can be changed into a prime (9047729) 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, 72904 + ... + 73027.

It is an arithmetic number, because the mean of its divisors is an integer number (1751184).

Almost surely, 2^9047722 is an apocalyptic number.

9047722 is a deficient number, since it is larger than the sum of its proper divisors (4961750).

9047722 is a wasteful number, since it uses less digits than its factorization.

9047722 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 145964.

The product of its (nonzero) digits is 7056, while the sum is 31.

The square root of 9047722 is about 3007.9431510585. The cubic root of 9047722 is about 208.3753853601.

The spelling of 9047722 in words is "nine million, forty-seven thousand, seven hundred twenty-two".