4782979 has 4 divisors (see below), whose sum is σ = 4796176. Its totient is φ = 4769784.

The previous prime is 4782977. The next prime is 4782989. The reversal of 4782979 is 9792874.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 4782979 - 2¹ = 4782977 is a prime.

It is a super-2 number, since 2×4782979² = 45753776228882, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4782971) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6039 + ... + 6784.

It is an arithmetic number, because the mean of its divisors is an integer number (1199044).

Almost surely, 2^4782979 is an apocalyptic number.

4782979 is a deficient number, since it is larger than the sum of its proper divisors (13197).

4782979 is a wasteful number, since it uses less digits than its factorization.

4782979 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13196.

The product of its digits is 254016, while the sum is 46.

The square root of 4782979 is about 2187.0022862357. The cubic root of 4782979 is about 168.4869070885.

The spelling of 4782979 in words is "four million, seven hundred eighty-two thousand, nine hundred seventy-nine".