50523561 has 32 divisors (see below), whose sum is σ = 82905600. Its totient is φ = 30151440.

The previous prime is 50523523. The next prime is 50523563. The reversal of 50523561 is 16532505.

50523561 is a `hidden beast` number, since 50 + 52 + 3 + 561 = 666.

50523561 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 50523561 - 2⁶ = 50523497 is a prime.

It is a super-2 number, since 2×50523561² = 5105260432241442, which contains 22 as substring.

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

It is not an unprimeable number, because it can be changed into a prime (50523563) 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 31 ways as a sum of consecutive naturals, for example, 18630 + ... + 21168.

It is an arithmetic number, because the mean of its divisors is an integer number (2590800).

Almost surely, 2^50523561 is an apocalyptic number.

It is an amenable number.

50523561 is a deficient number, since it is larger than the sum of its proper divisors (32382039).

50523561 is a wasteful number, since it uses less digits than its factorization.

50523561 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2626 (or 2620 counting only the distinct ones).

The product of its (nonzero) digits is 4500, while the sum is 27.

The square root of 50523561 is about 7107.9927546390. The cubic root of 50523561 is about 369.6845643701.

The spelling of 50523561 in words is "fifty million, five hundred twenty-three thousand, five hundred sixty-one".