454740540 has 36 divisors (see below), whose sum is σ = 1273736184. Its totient is φ = 121220096.

The previous prime is 454740529. The next prime is 454740541. The reversal of 454740540 is 45047454.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (454740541) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 163804 + ... + 166556.

Almost surely, 2^454740540 is an apocalyptic number.

It is an amenable number.

454740540 is an abundant number, since it is smaller than the sum of its proper divisors (818995644).

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

454740540 is an equidigital number, since it uses as much as digits as its factorization.

454740540 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5518 (or 2763 counting only the distinct ones).

The product of its (nonzero) digits is 44800, while the sum is 33.

The square root of 454740540 is about 21324.6463042180. The cubic root of 454740540 is about 768.9909422562.

Adding to 454740540 its reverse (45047454), we get a palindrome (499787994).

The spelling of 454740540 in words is "four hundred fifty-four million, seven hundred forty thousand, five hundred forty".