445454 has 8 divisors (see below), whose sum is σ = 677808. Its totient is φ = 219520.

The previous prime is 445453. The next prime is 445463. The reversal of 445454 is 454544.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-3 number, since 3×445454³ = 265173330925309992, which contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (445453) 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, 1427 + ... + 1710.

It is an arithmetic number, because the mean of its divisors is an integer number (84726).

2⁴⁴⁵⁴⁵⁴ is an apocalyptic number.

445454 is a deficient number, since it is larger than the sum of its proper divisors (232354).

445454 is a wasteful number, since it uses less digits than its factorization.

445454 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3210.

The product of its digits is 6400, while the sum is 26.

The square root of 445454 is about 667.4234038450. The cubic root of 445454 is about 76.3720217721.

Adding to 445454 its reverse (454544), we get a palindrome (899998).

The spelling of 445454 in words is "four hundred forty-five thousand, four hundred fifty-four".