50423555 has 16 divisors (see below), whose sum is σ = 74472384. Its totient is φ = 31916160.

The previous prime is 50423551. The next prime is 50423623. The reversal of 50423555 is 55532405.

It is a happy number.

It is not a de Polignac number, because 50423555 - 2² = 50423551 is a prime.

It is a Smith number, since the sum of its digits (29) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is not an unprimeable number, because it can be changed into a prime (50423551) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 54956 + ... + 55865.

It is an arithmetic number, because the mean of its divisors is an integer number (4654524).

Almost surely, 2^50423555 is an apocalyptic number.

50423555 is a deficient number, since it is larger than the sum of its proper divisors (24048829).

50423555 is a wasteful number, since it uses less digits than its factorization.

50423555 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 110846.

The product of its (nonzero) digits is 15000, while the sum is 29.

The square root of 50423555 is about 7100.9545133031. The cubic root of 50423555 is about 369.4404862024.

The spelling of 50423555 in words is "fifty million, four hundred twenty-three thousand, five hundred fifty-five".