50567997 has 4 divisors (see below), whose sum is σ = 67424000. Its totient is φ = 33711996.

The previous prime is 50567981. The next prime is 50568017. The reversal of 50567997 is 79976505.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 50567997 - 2⁴ = 50567981 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 (50567927) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8427997 + ... + 8428002.

It is an arithmetic number, because the mean of its divisors is an integer number (16856000).

Almost surely, 2^50567997 is an apocalyptic number.

It is an amenable number.

50567997 is a deficient number, since it is larger than the sum of its proper divisors (16856003).

50567997 is a wasteful number, since it uses less digits than its factorization.

50567997 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16856002.

The product of its (nonzero) digits is 595350, while the sum is 48.

The square root of 50567997 is about 7111.1178446149. The cubic root of 50567997 is about 369.7929130912.

The spelling of 50567997 in words is "fifty million, five hundred sixty-seven thousand, nine hundred ninety-seven".