201500084 has 6 divisors (see below), whose sum is σ = 352625154. Its totient is φ = 100750040.

The previous prime is 201500081. The next prime is 201500087. The reversal of 201500084 is 480005102.

It is an interprime number because it is at equal distance from previous prime (201500081) and next prime (201500087).

It can be written as a sum of positive squares in only one way, i.e., 150062500 + 51437584 = 12250^2 + 7172^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (201500081) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25187507 + ... + 25187514.

It is an arithmetic number, because the mean of its divisors is an integer number (58770859).

Almost surely, 2^201500084 is an apocalyptic number.

It is an amenable number.

201500084 is a deficient number, since it is larger than the sum of its proper divisors (151125070).

201500084 is a wasteful number, since it uses less digits than its factorization.

201500084 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50375025 (or 50375023 counting only the distinct ones).

The product of its (nonzero) digits is 320, while the sum is 20.

The square root of 201500084 is about 14195.0725253519. The cubic root of 201500084 is about 586.2619981087.

Adding to 201500084 its reverse (480005102), we get a palindrome (681505186).

The spelling of 201500084 in words is "two hundred one million, five hundred thousand, eighty-four".