200000054 has 8 divisors (see below), whose sum is σ = 300177048. Its totient is φ = 99941040.

The previous prime is 200000051. The next prime is 200000069. The reversal of 200000054 is 450000002.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 199999990 and 200000044.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (200000051) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 25127 + ... + 32114.

It is an arithmetic number, because the mean of its divisors is an integer number (37522131).

Almost surely, 2^200000054 is an apocalyptic number.

200000054 is a deficient number, since it is larger than the sum of its proper divisors (100176994).

200000054 is a wasteful number, since it uses less digits than its factorization.

200000054 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 58990.

The product of its (nonzero) digits is 40, while the sum is 11.

The square root of 200000054 is about 14142.1375329191. The cubic root of 200000054 is about 584.8036002749.

Adding to 200000054 its reverse (450000002), we get a palindrome (650000056).

The spelling of 200000054 in words is "two hundred million, fifty-four", and thus it is an aban number.