4621009 has 8 divisors (see below), whose sum is σ = 4911840. Its totient is φ = 4334976.

The previous prime is 4621007. The next prime is 4621021. The reversal of 4621009 is 9001264.

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 4621009 - 2¹ = 4621007 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 (4621007) 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, 897 + ... + 3169.

It is an arithmetic number, because the mean of its divisors is an integer number (613980).

Almost surely, 2^4621009 is an apocalyptic number.

It is an amenable number.

4621009 is a deficient number, since it is larger than the sum of its proper divisors (290831).

4621009 is a wasteful number, since it uses less digits than its factorization.

4621009 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2399.

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

The square root of 4621009 is about 2149.6532278486. The cubic root of 4621009 is about 166.5631548362.

The spelling of 4621009 in words is "four million, six hundred twenty-one thousand, nine".