200342454 has 32 divisors (see below), whose sum is σ = 433708800. Its totient is φ = 61329312.

The previous prime is 200342449. The next prime is 200342459. The reversal of 200342454 is 454243002.

It is an interprime number because it is at equal distance from previous prime (200342449) and next prime (200342459).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (200342459) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9069 + ... + 21975.

It is an arithmetic number, because the mean of its divisors is an integer number (13553400).

Almost surely, 2^200342454 is an apocalyptic number.

200342454 is an abundant number, since it is smaller than the sum of its proper divisors (233366346).

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

200342454 is a wasteful number, since it uses less digits than its factorization.

200342454 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13124.

The product of its (nonzero) digits is 3840, while the sum is 24.

The square root of 200342454 is about 14154.2380225853. The cubic root of 200342454 is about 585.1371378396.

Adding to 200342454 its reverse (454243002), we get a palindrome (654585456).

The spelling of 200342454 in words is "two hundred million, three hundred forty-two thousand, four hundred fifty-four".