4554621 has 12 divisors (see below), whose sum is σ = 6865248. Its totient is φ = 2904264.

The previous prime is 4554619. The next prime is 4554631. The reversal of 4554621 is 1264554.

It is not a de Polignac number, because 4554621 - 2¹ = 4554619 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4554611) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 10795 + ... + 11208.

It is an arithmetic number, because the mean of its divisors is an integer number (572104).

Almost surely, 2^4554621 is an apocalyptic number.

It is an amenable number.

4554621 is a deficient number, since it is larger than the sum of its proper divisors (2310627).

4554621 is a wasteful number, since it uses less digits than its factorization.

4554621 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22032 (or 22029 counting only the distinct ones).

The product of its digits is 4800, while the sum is 27.

The square root of 4554621 is about 2134.1558049964. The cubic root of 4554621 is about 165.7616577593.

The spelling of 4554621 in words is "four million, five hundred fifty-four thousand, six hundred twenty-one".