454854072 has 128 divisors (see below), whose sum is σ = 1290240000. Its totient is φ = 132865920.

The previous prime is 454854047. The next prime is 454854073. The reversal of 454854072 is 270458454.

It is a self number, because there is not a number n which added to its sum of digits gives 454854072.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (454854073) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 324429 + ... + 325827.

It is an arithmetic number, because the mean of its divisors is an integer number (10080000).

Almost surely, 2^454854072 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 454854072, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (645120000).

454854072 is an abundant number, since it is smaller than the sum of its proper divisors (835385928).

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

454854072 is a wasteful number, since it uses less digits than its factorization.

454854072 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1481 (or 1477 counting only the distinct ones).

The product of its (nonzero) digits is 179200, while the sum is 39.

The square root of 454854072 is about 21327.3081283129. The cubic root of 454854072 is about 769.0549331898.

The spelling of 454854072 in words is "four hundred fifty-four million, eight hundred fifty-four thousand, seventy-two".