202545012 has 24 divisors (see below), whose sum is σ = 481523616. Its totient is φ = 66240928.

The previous prime is 202545011. The next prime is 202545127. The reversal of 202545012 is 210545202.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 202545012.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (202545011) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 158598 + ... + 159869.

It is an arithmetic number, because the mean of its divisors is an integer number (20063484).

Almost surely, 2^202545012 is an apocalyptic number.

It is an amenable number.

202545012 is an abundant number, since it is smaller than the sum of its proper divisors (278978604).

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

202545012 is a wasteful number, since it uses less digits than its factorization.

202545012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 318527 (or 318525 counting only the distinct ones).

The product of its (nonzero) digits is 800, while the sum is 21.

The square root of 202545012 is about 14231.8309433467. The cubic root of 202545012 is about 587.2736530808.

The spelling of 202545012 in words is "two hundred two million, five hundred forty-five thousand, twelve".