9742224 has 40 divisors (see below), whose sum is σ = 26650080. Its totient is φ = 3056128.

The previous prime is 9742219. The next prime is 9742253. The reversal of 9742224 is 4222479.

It is a junction number, because it is equal to n+sod(n) for n = 9742191 and 9742200.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5154 + ... + 6785.

It is an arithmetic number, because the mean of its divisors is an integer number (666252).

Almost surely, 2^9742224 is an apocalyptic number.

It is an amenable number.

9742224 is an abundant number, since it is smaller than the sum of its proper divisors (16907856).

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

9742224 is a wasteful number, since it uses less digits than its factorization.

9742224 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11967 (or 11961 counting only the distinct ones).

The product of its digits is 8064, while the sum is 30.

The square root of 9742224 is about 3121.2535943111. The cubic root of 9742224 is about 213.5761254860.

The spelling of 9742224 in words is "nine million, seven hundred forty-two thousand, two hundred twenty-four".