4047722 has 16 divisors (see below), whose sum is σ = 7304640. Its totient is φ = 1643328.

The previous prime is 4047721. The next prime is 4047737. The reversal of 4047722 is 2277404.

It is a junction number, because it is equal to n+sod(n) for n = 4047691 and 4047700.

It is not an unprimeable number, because it can be changed into a prime (4047721) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7343 + ... + 7874.

It is an arithmetic number, because the mean of its divisors is an integer number (456540).

Almost surely, 2^4047722 is an apocalyptic number.

4047722 is a deficient number, since it is larger than the sum of its proper divisors (3256918).

4047722 is a wasteful number, since it uses less digits than its factorization.

4047722 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15245.

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

The square root of 4047722 is about 2011.8951264914. The cubic root of 4047722 is about 159.3688941400.

The spelling of 4047722 in words is "four million, forty-seven thousand, seven hundred twenty-two".