454142328 has 32 divisors (see below), whose sum is σ = 1140081360. Its totient is φ = 150750720.

The previous prime is 454142321. The next prime is 454142357. The reversal of 454142328 is 823241454.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (454142321) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 33475 + ... + 45042.

Almost surely, 2^454142328 is an apocalyptic number.

It is an amenable number.

454142328 is an abundant number, since it is smaller than the sum of its proper divisors (685939032).

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

454142328 is a wasteful number, since it uses less digits than its factorization.

454142328 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 78767 (or 78763 counting only the distinct ones).

The product of its digits is 30720, while the sum is 33.

The square root of 454142328 is about 21310.6153829494. The cubic root of 454142328 is about 768.6535912941.

The spelling of 454142328 in words is "four hundred fifty-four million, one hundred forty-two thousand, three hundred twenty-eight".