4609021 has 8 divisors (see below), whose sum is σ = 4723200. Its totient is φ = 4496160.

The previous prime is 4609013. The next prime is 4609027. The reversal of 4609021 is 1209064.

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 4609021 - 2³ = 4609013 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 4608983 and 4609001.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4609027) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11065 + ... + 11473.

It is an arithmetic number, because the mean of its divisors is an integer number (590400).

Almost surely, 2^4609021 is an apocalyptic number.

It is an amenable number.

4609021 is a deficient number, since it is larger than the sum of its proper divisors (114179).

4609021 is a wasteful number, since it uses less digits than its factorization.

4609021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 659.

The product of its (nonzero) digits is 432, while the sum is 22.

The square root of 4609021 is about 2146.8630603744. The cubic root of 4609021 is about 166.4189952466.

The spelling of 4609021 in words is "four million, six hundred nine thousand, twenty-one".