4921617 has 4 divisors (see below), whose sum is σ = 6562160. Its totient is φ = 3281076.

The previous prime is 4921613. The next prime is 4921643. The reversal of 4921617 is 7161294.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 4921617 - 2² = 4921613 is a prime.

It is a D-number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4921613) 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, 820267 + ... + 820272.

It is an arithmetic number, because the mean of its divisors is an integer number (1640540).

Almost surely, 2^4921617 is an apocalyptic number.

It is an amenable number.

4921617 is a deficient number, since it is larger than the sum of its proper divisors (1640543).

4921617 is a wasteful number, since it uses less digits than its factorization.

4921617 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1640542.

The product of its digits is 3024, while the sum is 30.

The square root of 4921617 is about 2218.4717712876. The cubic root of 4921617 is about 170.0993306467.

The spelling of 4921617 in words is "four million, nine hundred twenty-one thousand, six hundred seventeen".