50623565 has 8 divisors (see below), whose sum is σ = 60806808. Its totient is φ = 40459840.

The previous prime is 50623541. The next prime is 50623567. The reversal of 50623565 is 56532605.

It can be written as a sum of positive squares in 4 ways, for example, as 10719076 + 39904489 = 3274^2 + 6317^2 .

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

It is not a de Polignac number, because 50623565 - 2¹⁰ = 50622541 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (50623567) 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 7 ways as a sum of consecutive naturals, for example, 1619 + ... + 10191.

It is an arithmetic number, because the mean of its divisors is an integer number (7600851).

Almost surely, 2^50623565 is an apocalyptic number.

It is an amenable number.

50623565 is a deficient number, since it is larger than the sum of its proper divisors (10183243).

50623565 is a wasteful number, since it uses less digits than its factorization.

50623565 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9759.

The product of its (nonzero) digits is 27000, while the sum is 32.

The square root of 50623565 is about 7115.0238931433. The cubic root of 50623565 is about 369.9283157938.

The spelling of 50623565 in words is "fifty million, six hundred twenty-three thousand, five hundred sixty-five".