50494561 has 16 divisors (see below), whose sum is σ = 55617408. Its totient is φ = 45561600.

The previous prime is 50494541. The next prime is 50494579. The reversal of 50494561 is 16549405.

It is a cyclic number.

It is not a de Polignac number, because 50494561 - 2¹¹ = 50492513 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (50494511) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 209401 + ... + 209641.

It is an arithmetic number, because the mean of its divisors is an integer number (3476088).

Almost surely, 2^50494561 is an apocalyptic number.

It is an amenable number.

50494561 is a deficient number, since it is larger than the sum of its proper divisors (5122847).

50494561 is a wasteful number, since it uses less digits than its factorization.

50494561 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 552.

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

The square root of 50494561 is about 7105.9525047667. The cubic root of 50494561 is about 369.6138191308.

The spelling of 50494561 in words is "fifty million, four hundred ninety-four thousand, five hundred sixty-one".