453505340 has 24 divisors (see below), whose sum is σ = 958759200. Its totient is φ = 180183488.

The previous prime is 453505309. The next prime is 453505427. The reversal of 453505340 is 43505354.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 73112 + ... + 79071.

It is an arithmetic number, because the mean of its divisors is an integer number (39948300).

Almost surely, 2^453505340 is an apocalyptic number.

It is an amenable number.

453505340 is an abundant number, since it is smaller than the sum of its proper divisors (505253860).

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

453505340 is a wasteful number, since it uses less digits than its factorization.

453505340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 152341 (or 152339 counting only the distinct ones).

The product of its (nonzero) digits is 18000, while the sum is 29.

The square root of 453505340 is about 21295.6648170467. The cubic root of 453505340 is about 768.2940474682.

The spelling of 453505340 in words is "four hundred fifty-three million, five hundred five thousand, three hundred forty".