50557503 has 8 divisors (see below), whose sum is σ = 69232048. Its totient is φ = 32793984.

The previous prime is 50557501. The next prime is 50557517. The reversal of 50557503 is 30575505.

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

It is not a de Polignac number, because 50557503 - 2¹ = 50557501 is a prime.

It is a super-2 number, since 2×50557503² = 5112122219190018, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (50557501) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 227626 + ... + 227847.

It is an arithmetic number, because the mean of its divisors is an integer number (8654006).

Almost surely, 2^50557503 is an apocalyptic number.

50557503 is a deficient number, since it is larger than the sum of its proper divisors (18674545).

50557503 is a wasteful number, since it uses less digits than its factorization.

50557503 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 455513.

The product of its (nonzero) digits is 13125, while the sum is 30.

The square root of 50557503 is about 7110.3799476540. The cubic root of 50557503 is about 369.7673311980.

The spelling of 50557503 in words is "fifty million, five hundred fifty-seven thousand, five hundred three".