453340540 has 24 divisors (see below), whose sum is σ = 952503552. Its totient is φ = 181243200.

The previous prime is 453340523. The next prime is 453340541. The reversal of 453340540 is 45043354.

It is a junction number, because it is equal to n+sod(n) for n = 453340499 and 453340508.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (453340541) 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, 44965 + ... + 54115.

It is an arithmetic number, because the mean of its divisors is an integer number (39687648).

Almost surely, 2^453340540 is an apocalyptic number.

It is an amenable number.

453340540 is an abundant number, since it is smaller than the sum of its proper divisors (499163012).

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

453340540 is a wasteful number, since it uses less digits than its factorization.

453340540 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11637 (or 11635 counting only the distinct ones).

The product of its (nonzero) digits is 14400, while the sum is 28.

The square root of 453340540 is about 21291.7951333372. The cubic root of 453340540 is about 768.2009723429.

Adding to 453340540 its reverse (45043354), we get a palindrome (498383894).

The spelling of 453340540 in words is "four hundred fifty-three million, three hundred forty thousand, five hundred forty".