201275526 has 16 divisors (see below), whose sum is σ = 411116544. Its totient is φ = 65664264.

The previous prime is 201275521. The next prime is 201275533. The reversal of 201275526 is 625572102.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 201275493 and 201275502.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (201275521) 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, 356590 + ... + 357153.

It is an arithmetic number, because the mean of its divisors is an integer number (25694784).

Almost surely, 2^201275526 is an apocalyptic number.

201275526 is an abundant number, since it is smaller than the sum of its proper divisors (209841018).

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

201275526 is a wasteful number, since it uses less digits than its factorization.

201275526 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 713795.

The product of its (nonzero) digits is 8400, while the sum is 30.

The square root of 201275526 is about 14187.1606038700. The cubic root of 201275526 is about 586.0441342509.

The spelling of 201275526 in words is "two hundred one million, two hundred seventy-five thousand, five hundred twenty-six".