7047422 has 4 divisors (see below), whose sum is σ = 10571136. Its totient is φ = 3523710.

The previous prime is 7047421. The next prime is 7047431. The reversal of 7047422 is 2247407.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 2247407 = 31 ⋅72497.

It is a junction number, because it is equal to n+sod(n) for n = 7047391 and 7047400.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7047421) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1761854 + ... + 1761857.

It is an arithmetic number, because the mean of its divisors is an integer number (2642784).

Almost surely, 2^7047422 is an apocalyptic number.

7047422 is a deficient number, since it is larger than the sum of its proper divisors (3523714).

7047422 is a wasteful number, since it uses less digits than its factorization.

7047422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3523713.

The product of its (nonzero) digits is 3136, while the sum is 26.

The square root of 7047422 is about 2654.6980995963. The cubic root of 7047422 is about 191.7241227452.

The spelling of 7047422 in words is "seven million, forty-seven thousand, four hundred twenty-two".