4048421 has 8 divisors (see below), whose sum is σ = 4381440. Its totient is φ = 3718512.

The previous prime is 4048417. The next prime is 4048433. The reversal of 4048421 is 1248404.

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 4048421 - 2² = 4048417 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 (4048441) 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, 2456 + ... + 3758.

It is an arithmetic number, because the mean of its divisors is an integer number (547680).

Almost surely, 2^4048421 is an apocalyptic number.

It is an amenable number.

4048421 is a deficient number, since it is larger than the sum of its proper divisors (333019).

4048421 is a wasteful number, since it uses less digits than its factorization.

4048421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1555.

The product of its (nonzero) digits is 1024, while the sum is 23.

The square root of 4048421 is about 2012.0688358006. The cubic root of 4048421 is about 159.3780674022.

The spelling of 4048421 in words is "four million, forty-eight thousand, four hundred twenty-one".