454621 has 4 divisors (see below), whose sum is σ = 456192. Its totient is φ = 453052.

The previous prime is 454609. The next prime is 454627. The reversal of 454621 is 126454.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 454621 - 2⁹ = 454109 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 454592 and 454601.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (454627) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 211 + ... + 976.

It is an arithmetic number, because the mean of its divisors is an integer number (114048).

2⁴⁵⁴⁶²¹ is an apocalyptic number.

It is an amenable number.

454621 is a deficient number, since it is larger than the sum of its proper divisors (1571).

454621 is a wasteful number, since it uses less digits than its factorization.

454621 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1570.

The product of its digits is 960, while the sum is 22.

The square root of 454621 is about 674.2558861441. The cubic root of 454621 is about 76.8923553474.

The spelling of 454621 in words is "four hundred fifty-four thousand, six hundred twenty-one".