4921879 has 8 divisors (see below), whose sum is σ = 5029632. Its totient is φ = 4815360.

The previous prime is 4921871. The next prime is 4921883. The reversal of 4921879 is 9781294.

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

It is a cyclic number.

It is not a de Polignac number, because 4921879 - 2³ = 4921871 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4921871) 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, 13767 + ... + 14119.

It is an arithmetic number, because the mean of its divisors is an integer number (628704).

Almost surely, 2^4921879 is an apocalyptic number.

4921879 is a deficient number, since it is larger than the sum of its proper divisors (107753).

4921879 is a wasteful number, since it uses less digits than its factorization.

4921879 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 617.

The product of its digits is 36288, while the sum is 40.

The square root of 4921879 is about 2218.5308201600. The cubic root of 4921879 is about 170.1023489794.

The spelling of 4921879 in words is "four million, nine hundred twenty-one thousand, eight hundred seventy-nine".