4947122 has 8 divisors (see below), whose sum is σ = 7621356. Its totient is φ = 2406672.

The previous prime is 4947121. The next prime is 4947143. The reversal of 4947122 is 2217494.

It can be written as a sum of positive squares in 2 ways, for example, as 3575881 + 1371241 = 1891^2 + 1171^2 .

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

It is not an unprimeable number, because it can be changed into a prime (4947121) 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 3 ways as a sum of consecutive naturals, for example, 33353 + ... + 33500.

Almost surely, 2^4947122 is an apocalyptic number.

4947122 is a deficient number, since it is larger than the sum of its proper divisors (2674234).

4947122 is a wasteful number, since it uses less digits than its factorization.

4947122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 66892.

The product of its digits is 4032, while the sum is 29.

The square root of 4947122 is about 2224.2126696879. The cubic root of 4947122 is about 170.3926563801.

The spelling of 4947122 in words is "four million, nine hundred forty-seven thousand, one hundred twenty-two".