454534278 has 16 divisors (see below), whose sum is σ = 991711296. Its totient is φ = 137737640.

The previous prime is 454534247. The next prime is 454534279. The reversal of 454534278 is 872435454.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (454534279) 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, 3443376 + ... + 3443507.

It is an arithmetic number, because the mean of its divisors is an integer number (61981956).

Almost surely, 2^454534278 is an apocalyptic number.

454534278 is an abundant number, since it is smaller than the sum of its proper divisors (537177018).

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

454534278 is a wasteful number, since it uses less digits than its factorization.

454534278 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6886899.

The product of its digits is 537600, while the sum is 42.

The square root of 454534278 is about 21319.8095207251. The cubic root of 454534278 is about 768.8746579261.

The spelling of 454534278 in words is "four hundred fifty-four million, five hundred thirty-four thousand, two hundred seventy-eight".