454573656 has 96 divisors (see below), whose sum is σ = 1290238560. Its totient is φ = 144308736.

The previous prime is 454573649. The next prime is 454573657. The reversal of 454573656 is 656375454.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (454573657) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 517890 + ... + 518766.

It is an arithmetic number, because the mean of its divisors is an integer number (13439985).

Almost surely, 2^454573656 is an apocalyptic number.

454573656 is a gapful number since it is divisible by the number (46) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 454573656, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (645119280).

454573656 is an abundant number, since it is smaller than the sum of its proper divisors (835664904).

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

454573656 is a wasteful number, since it uses less digits than its factorization.

454573656 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1225 (or 1218 counting only the distinct ones).

The product of its digits is 1512000, while the sum is 45.

The square root of 454573656 is about 21320.7330080370. The cubic root of 454573656 is about 768.8968607782.

The spelling of 454573656 in words is "four hundred fifty-four million, five hundred seventy-three thousand, six hundred fifty-six".