4607421 has 24 divisors (see below), whose sum is σ = 7699104. Its totient is φ = 2429280.

The previous prime is 4607417. The next prime is 4607423. The reversal of 4607421 is 1247064.

It is not a de Polignac number, because 4607421 - 2² = 4607417 is a prime.

4607421 is a lucky number.

It is a junction number, because it is equal to n+sod(n) for n = 4607391 and 4607400.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4607423) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 706 + ... + 3116.

It is an arithmetic number, because the mean of its divisors is an integer number (320796).

Almost surely, 2^4607421 is an apocalyptic number.

It is an amenable number.

4607421 is a deficient number, since it is larger than the sum of its proper divisors (3091683).

4607421 is a wasteful number, since it uses less digits than its factorization.

4607421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2441 (or 2434 counting only the distinct ones).

The product of its (nonzero) digits is 1344, while the sum is 24.

The square root of 4607421 is about 2146.4903913132. The cubic root of 4607421 is about 166.3997358269.

The spelling of 4607421 in words is "four million, six hundred seven thousand, four hundred twenty-one".