201520526 has 8 divisors (see below), whose sum is σ = 315423504. Its totient is φ = 96379360.

The previous prime is 201520493. The next prime is 201520531. The reversal of 201520526 is 625025102.

201520526 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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

It is a super-2 number, since 2×201520526² = 81221044798633352, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (23).

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 2190395 + ... + 2190486.

It is an arithmetic number, because the mean of its divisors is an integer number (39427938).

Almost surely, 2^201520526 is an apocalyptic number.

201520526 is a deficient number, since it is larger than the sum of its proper divisors (113902978).

201520526 is a wasteful number, since it uses less digits than its factorization.

201520526 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4380906.

The product of its (nonzero) digits is 1200, while the sum is 23.

The square root of 201520526 is about 14195.7925456806. The cubic root of 201520526 is about 586.2818226869.

Adding to 201520526 its reverse (625025102), we get a palindrome (826545628).

The spelling of 201520526 in words is "two hundred one million, five hundred twenty thousand, five hundred twenty-six".