50491167 has 4 divisors (see below), whose sum is σ = 67321560. Its totient is φ = 33660776.

The previous prime is 50491127. The next prime is 50491169. The reversal of 50491167 is 76119405.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 50491167 - 2⁷ = 50491039 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (50491169) 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, 8415192 + ... + 8415197.

It is an arithmetic number, because the mean of its divisors is an integer number (16830390).

Almost surely, 2^50491167 is an apocalyptic number.

50491167 is a deficient number, since it is larger than the sum of its proper divisors (16830393).

50491167 is a wasteful number, since it uses less digits than its factorization.

50491167 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16830392.

The product of its (nonzero) digits is 7560, while the sum is 33.

The square root of 50491167 is about 7105.7136868861. The cubic root of 50491167 is about 369.6055377279.

It can be divided in two parts, 5049 and 1167, that added together give a triangular number (6216 = T₁₁₁).

The spelling of 50491167 in words is "fifty million, four hundred ninety-one thousand, one hundred sixty-seven".