4621879 has 4 divisors (see below), whose sum is σ = 4629384. Its totient is φ = 4614376.

The previous prime is 4621867. The next prime is 4621891. The reversal of 4621879 is 9781264.

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

It is an interprime number because it is at equal distance from previous prime (4621867) and next prime (4621891).

It is a cyclic number.

It is not a de Polignac number, because 4621879 - 2⁵ = 4621847 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 (4621679) 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 3 ways as a sum of consecutive naturals, for example, 2737 + ... + 4090.

It is an arithmetic number, because the mean of its divisors is an integer number (1157346).

Almost surely, 2^4621879 is an apocalyptic number.

4621879 is a deficient number, since it is larger than the sum of its proper divisors (7505).

4621879 is an equidigital number, since it uses as much as digits as its factorization.

4621879 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7504.

The product of its digits is 24192, while the sum is 37.

The square root of 4621879 is about 2149.8555765446. The cubic root of 4621879 is about 166.5736071604.

The spelling of 4621879 in words is "four million, six hundred twenty-one thousand, eight hundred seventy-nine".