4638049 has 8 divisors (see below), whose sum is σ = 5080320. Its totient is φ = 4208016.

The previous prime is 4638041. The next prime is 4638077. The reversal of 4638049 is 9408364.

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 4638049 - 2³ = 4638041 is a prime.

It is a super-2 number, since 2×4638049² = 43022997052802, which contains 22 as substring.

It is an Ulam number.

It is a Duffinian number.

4638049 is a lucky number.

It is a nialpdrome in base 13.

It is not an unprimeable number, because it can be changed into a prime (4638041) 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, 2257 + ... + 3790.

It is an arithmetic number, because the mean of its divisors is an integer number (635040).

Almost surely, 2^4638049 is an apocalyptic number.

It is an amenable number.

4638049 is a deficient number, since it is larger than the sum of its proper divisors (442271).

4638049 is a wasteful number, since it uses less digits than its factorization.

4638049 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6119.

The product of its (nonzero) digits is 20736, while the sum is 34.

The square root of 4638049 is about 2153.6130107334. The cubic root of 4638049 is about 166.7676379276.

The spelling of 4638049 in words is "four million, six hundred thirty-eight thousand, forty-nine".