7227842 has 8 divisors (see below), whose sum is σ = 11313216. Its totient is φ = 3456772.

The previous prime is 7227823. The next prime is 7227859. The reversal of 7227842 is 2487227.

It is a happy number.

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

It is a junction number, because it is equal to n+sod(n) for n = 7227799 and 7227808.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 78518 + ... + 78609.

It is an arithmetic number, because the mean of its divisors is an integer number (1414152).

Almost surely, 2^7227842 is an apocalyptic number.

7227842 is a deficient number, since it is larger than the sum of its proper divisors (4085374).

7227842 is a wasteful number, since it uses less digits than its factorization.

7227842 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 157152.

The product of its digits is 12544, while the sum is 32.

The square root of 7227842 is about 2688.4646175838. The cubic root of 7227842 is about 193.3464563691.

The spelling of 7227842 in words is "seven million, two hundred twenty-seven thousand, eight hundred forty-two".