50422557 has 8 divisors (see below), whose sum is σ = 68498784. Its totient is φ = 32980688.

The previous prime is 50422553. The next prime is 50422571. The reversal of 50422557 is 75522405.

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

It is a cyclic number.

It is not a de Polignac number, because 50422557 - 2² = 50422553 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (50422553) 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, 158403 + ... + 158720.

It is an arithmetic number, because the mean of its divisors is an integer number (8562348).

Almost surely, 2^50422557 is an apocalyptic number.

It is an amenable number.

50422557 is a deficient number, since it is larger than the sum of its proper divisors (18076227).

50422557 is a wasteful number, since it uses less digits than its factorization.

50422557 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 317179.

The product of its (nonzero) digits is 14000, while the sum is 30.

The square root of 50422557 is about 7100.8842407126. The cubic root of 50422557 is about 369.4380488228.

The spelling of 50422557 in words is "fifty million, four hundred twenty-two thousand, five hundred fifty-seven".