454445748 has 48 divisors (see below), whose sum is σ = 1191456000. Its totient is φ = 149776704.

The previous prime is 454445723. The next prime is 454445759. The reversal of 454445748 is 847544454.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 14028 + ... + 33251.

It is an arithmetic number, because the mean of its divisors is an integer number (24822000).

Almost surely, 2^454445748 is an apocalyptic number.

It is an amenable number.

454445748 is an abundant number, since it is smaller than the sum of its proper divisors (737010252).

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

454445748 is a wasteful number, since it uses less digits than its factorization.

454445748 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 47381 (or 47373 counting only the distinct ones).

The product of its digits is 1433600, while the sum is 45.

The square root of 454445748 is about 21317.7331815557. The cubic root of 454445748 is about 768.8247365770.

The spelling of 454445748 in words is "four hundred fifty-four million, four hundred forty-five thousand, seven hundred forty-eight".