454445025 has 24 divisors (see below), whose sum is σ = 769679904. Its totient is φ = 236457600.

The previous prime is 454445009. The next prime is 454445053. The reversal of 454445025 is 520544454.

It is not a de Polignac number, because 454445025 - 2⁴ = 454445009 is a prime.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 70819 + ... + 76968.

It is an arithmetic number, because the mean of its divisors is an integer number (32069996).

Almost surely, 2^454445025 is an apocalyptic number.

It is an amenable number.

454445025 is a deficient number, since it is larger than the sum of its proper divisors (315234879).

454445025 is a wasteful number, since it uses less digits than its factorization.

454445025 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 147841 (or 147836 counting only the distinct ones).

The product of its (nonzero) digits is 64000, while the sum is 33.

The square root of 454445025 is about 21317.7162238360. The cubic root of 454445025 is about 768.8243288564.

Adding to 454445025 its reverse (520544454), we get a palindrome (974989479).

The spelling of 454445025 in words is "four hundred fifty-four million, four hundred forty-five thousand, twenty-five".