4780938 has 16 divisors (see below), whose sum is σ = 9588096. Its totient is φ = 1589280.

The previous prime is 4780933. The next prime is 4780939. The reversal of 4780938 is 8390874.

It is a junction number, because it is equal to n+sod(n) for n = 4780896 and 4780905.

It is not an unprimeable number, because it can be changed into a prime (4780931) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 1918 + ... + 3638.

It is an arithmetic number, because the mean of its divisors is an integer number (599256).

Almost surely, 2^4780938 is an apocalyptic number.

4780938 is an abundant number, since it is smaller than the sum of its proper divisors (4807158).

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

4780938 is a wasteful number, since it uses less digits than its factorization.

4780938 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2189.

The product of its (nonzero) digits is 48384, while the sum is 39.

The square root of 4780938 is about 2186.5356159917. The cubic root of 4780938 is about 168.4629380165.

The spelling of 4780938 in words is "four million, seven hundred eighty thousand, nine hundred thirty-eight".