454460421 has 48 divisors (see below), whose sum is σ = 662238720. Its totient is φ = 276924480.

The previous prime is 454460407. The next prime is 454460429. The reversal of 454460421 is 124064454.

It is a happy number.

It is not a de Polignac number, because 454460421 - 2²⁷ = 320242693 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (454460429) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 6400816 + ... + 6400886.

It is an arithmetic number, because the mean of its divisors is an integer number (13796640).

Almost surely, 2^454460421 is an apocalyptic number.

It is an amenable number.

454460421 is a deficient number, since it is larger than the sum of its proper divisors (207778299).

454460421 is a wasteful number, since it uses less digits than its factorization.

454460421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 234 (or 205 counting only the distinct ones).

The product of its (nonzero) digits is 15360, while the sum is 30.

The square root of 454460421 is about 21318.0773288775. The cubic root of 454460421 is about 768.8330110109.

The spelling of 454460421 in words is "four hundred fifty-four million, four hundred sixty thousand, four hundred twenty-one".