454457 has 4 divisors (see below), whose sum is σ = 474240. Its totient is φ = 434676.

The previous prime is 454453. The next prime is 454483. The reversal of 454457 is 754454.

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 454457 - 2² = 454453 is a prime.

It is an Ulam number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (454451) 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 3 ways as a sum of consecutive naturals, for example, 9857 + ... + 9902.

It is an arithmetic number, because the mean of its divisors is an integer number (118560).

2⁴⁵⁴⁴⁵⁷ is an apocalyptic number.

It is an amenable number.

454457 is a deficient number, since it is larger than the sum of its proper divisors (19783).

454457 is a wasteful number, since it uses less digits than its factorization.

454457 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19782.

The product of its digits is 11200, while the sum is 29.

The square root of 454457 is about 674.1342596249. The cubic root of 454457 is about 76.8831081848.

The spelling of 454457 in words is "four hundred fifty-four thousand, four hundred fifty-seven".