201245526 has 16 divisors (see below), whose sum is σ = 447212400. Its totient is φ = 67081824.

The previous prime is 201245503. The next prime is 201245531. The reversal of 201245526 is 625542102.

201245526 is a `hidden beast` number, since 201 + 2 + 455 + 2 + 6 = 666.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a self number, because there is not a number n which added to its sum of digits gives 201245526.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1863331 + ... + 1863438.

It is an arithmetic number, because the mean of its divisors is an integer number (27950775).

Almost surely, 2^201245526 is an apocalyptic number.

201245526 is an abundant number, since it is smaller than the sum of its proper divisors (245966874).

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

201245526 is a wasteful number, since it uses less digits than its factorization.

201245526 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3726780 (or 3726774 counting only the distinct ones).

The product of its (nonzero) digits is 4800, while the sum is 27.

The square root of 201245526 is about 14186.1032704545. The cubic root of 201245526 is about 586.0150162918.

Adding to 201245526 its reverse (625542102), we get a palindrome (826787628).

The spelling of 201245526 in words is "two hundred one million, two hundred forty-five thousand, five hundred twenty-six".