4947738 has 16 divisors (see below), whose sum is σ = 9927360. Its totient is φ = 1643936.

The previous prime is 4947727. The next prime is 4947743. The reversal of 4947738 is 8377494.

It is a super-2 number, since 2×4947738² = 48960222633288, which contains 22 as substring.

It is a Smith number, since the sum of its digits (42) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a d-powerful number, because it can be written as 4⁸ + 9⁷ + 4⁸ + 7³ + 7³ + 3⁵ + 8⁵ .

It is a self number, because there is not a number n which added to its sum of digits gives 4947738.

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, 1006 + ... + 3302.

It is an arithmetic number, because the mean of its divisors is an integer number (620460).

Almost surely, 2^4947738 is an apocalyptic number.

4947738 is an abundant number, since it is smaller than the sum of its proper divisors (4979622).

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

4947738 is a wasteful number, since it uses less digits than its factorization.

4947738 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2661.

The product of its digits is 169344, while the sum is 42.

The square root of 4947738 is about 2224.3511413444. The cubic root of 4947738 is about 170.3997283383.

The spelling of 4947738 in words is "four million, nine hundred forty-seven thousand, seven hundred thirty-eight".