200154012 has 24 divisors (see below), whose sum is σ = 476964096. Its totient is φ = 65298288.

The previous prime is 200154007. The next prime is 200154013. The reversal of 200154012 is 210451002.

It is a super-2 number, since 2×200154012² = 80123257039392288, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 200153982 and 200154000.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (200154013) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 176878 + ... + 178005.

It is an arithmetic number, because the mean of its divisors is an integer number (19873504).

Almost surely, 2^200154012 is an apocalyptic number.

It is an amenable number.

200154012 is an abundant number, since it is smaller than the sum of its proper divisors (276810084).

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

200154012 is a wasteful number, since it uses less digits than its factorization.

200154012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 354937 (or 354935 counting only the distinct ones).

The product of its (nonzero) digits is 80, while the sum is 15.

The square root of 200154012 is about 14147.5797223412. The cubic root of 200154012 is about 584.9536204008.

The spelling of 200154012 in words is "two hundred million, one hundred fifty-four thousand, twelve".