454224645 has 32 divisors (see below), whose sum is σ = 922871040. Its totient is φ = 207645120.

The previous prime is 454224637. The next prime is 454224689. The reversal of 454224645 is 546422454.

454224645 is a `hidden beast` number, since 4 + 5 + 4 + 2 + 2 + 4 + 645 = 666.

It is not a de Polignac number, because 454224645 - 2³ = 454224637 is a prime.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 239386 + ... + 241275.

It is an arithmetic number, because the mean of its divisors is an integer number (28839720).

Almost surely, 2^454224645 is an apocalyptic number.

454224645 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

It is an amenable number.

454224645 is an abundant number, since it is smaller than the sum of its proper divisors (468646395).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

454224645 is a wasteful number, since it uses less digits than its factorization.

454224645 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 480682 (or 480676 counting only the distinct ones).

The product of its digits is 153600, while the sum is 36.

The square root of 454224645 is about 21312.5466568404. The cubic root of 454224645 is about 768.7000300655.

The spelling of 454224645 in words is "four hundred fifty-four million, two hundred twenty-four thousand, six hundred forty-five".