4639449 has 8 divisors (see below), whose sum is σ = 6399360. Its totient is φ = 2986256.

The previous prime is 4639447. The next prime is 4639457. The reversal of 4639449 is 9449364.

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 4639449 - 2¹ = 4639447 is a prime.

It is not an unprimeable number, because it can be changed into a prime (4639447) 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, 26577 + ... + 26750.

It is an arithmetic number, because the mean of its divisors is an integer number (799920).

Almost surely, 2^4639449 is an apocalyptic number.

It is an amenable number.

4639449 is a deficient number, since it is larger than the sum of its proper divisors (1759911).

4639449 is a wasteful number, since it uses less digits than its factorization.

4639449 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53359.

The product of its digits is 93312, while the sum is 39.

The square root of 4639449 is about 2153.9380213924. The cubic root of 4639449 is about 166.7844159022.

The spelling of 4639449 in words is "four million, six hundred thirty-nine thousand, four hundred forty-nine".