453090240 has 168 divisors, whose sum is σ = 1605412080. Its totient is φ = 120296448.

The previous prime is 453090227. The next prime is 453090251. The reversal of 453090240 is 42090354.

453090240 is a `hidden beast` number, since 4 + 530 + 90 + 2 + 40 = 666.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1978446 + ... + 1978674.

Almost surely, 2^453090240 is an apocalyptic number.

453090240 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 453090240, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (802706040).

453090240 is an abundant number, since it is smaller than the sum of its proper divisors (1152321840).

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

453090240 is an equidigital number, since it uses as much as digits as its factorization.

453090240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 484 (or 239 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 27.

The square root of 453090240 is about 21285.9164707560. The cubic root of 453090240 is about 768.0595656925.

The spelling of 453090240 in words is "four hundred fifty-three million, ninety thousand, two hundred forty".