455238000 has 240 divisors, whose sum is σ = 1817639616. Its totient is φ = 104025600.

The previous prime is 455237989. The next prime is 455238023. The reversal of 455238000 is 832554.

It is a tau number, because it is divible by the number of its divisors (240).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 124194 + ... + 127806.

Almost surely, 2^455238000 is an apocalyptic number.

455238000 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 455238000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (908819808).

455238000 is an abundant number, since it is smaller than the sum of its proper divisors (1362401616).

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

455238000 is a wasteful number, since it uses less digits than its factorization.

455238000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3649 (or 3630 counting only the distinct ones).

The product of its (nonzero) digits is 4800, while the sum is 27.

The square root of 455238000 is about 21336.3070844043. The cubic root of 455238000 is about 769.2712506901.

The spelling of 455238000 in words is "four hundred fifty-five million, two hundred thirty-eight thousand".