453740540 has 48 divisors (see below), whose sum is σ = 1100633184. Its totient is φ = 155289600.

The previous prime is 453740533. The next prime is 453740543. The reversal of 453740540 is 45047354.

It is a junction number, because it is equal to n+sod(n) for n = 453740497 and 453740506.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (453740543) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 56921 + ... + 64400.

It is an arithmetic number, because the mean of its divisors is an integer number (22929858).

Almost surely, 2^453740540 is an apocalyptic number.

It is an amenable number.

453740540 is an abundant number, since it is smaller than the sum of its proper divisors (646892644).

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

453740540 is a wasteful number, since it uses less digits than its factorization.

453740540 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 121358 (or 121356 counting only the distinct ones).

The product of its (nonzero) digits is 33600, while the sum is 32.

The square root of 453740540 is about 21301.1863519382. The cubic root of 453740540 is about 768.4268437949.

Adding to 453740540 its reverse (45047354), we get a palindrome (498787894).

The spelling of 453740540 in words is "four hundred fifty-three million, seven hundred forty thousand, five hundred forty".