49522561 has 4 divisors (see below), whose sum is σ = 54024624. Its totient is φ = 45020500.

The previous prime is 49522559. The next prime is 49522573. The reversal of 49522561 is 16522594.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 49522561 - 2¹ = 49522559 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (49522261) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2251015 + ... + 2251036.

It is an arithmetic number, because the mean of its divisors is an integer number (13506156).

Almost surely, 2^49522561 is an apocalyptic number.

It is an amenable number.

49522561 is a deficient number, since it is larger than the sum of its proper divisors (4502063).

49522561 is a wasteful number, since it uses less digits than its factorization.

49522561 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4502062.

The product of its digits is 21600, while the sum is 34.

The square root of 49522561 is about 7037.2267975389. The cubic root of 49522561 is about 367.2267974274.

The spelling of 49522561 in words is "forty-nine million, five hundred twenty-two thousand, five hundred sixty-one".