50718249 has 6 divisors (see below), whose sum is σ = 73259706. Its totient is φ = 33812160.

The previous prime is 50718247. The next prime is 50718251. The reversal of 50718249 is 94281705.

It is an interprime number because it is at equal distance from previous prime (50718247) and next prime (50718251).

It can be written as a sum of positive squares in only one way, i.e., 30603024 + 20115225 = 5532^2 + 4485^2 .

It is not a de Polignac number, because 50718249 - 2¹ = 50718247 is a prime.

It is not an unprimeable number, because it can be changed into a prime (50718247) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2817672 + ... + 2817689.

It is an arithmetic number, because the mean of its divisors is an integer number (12209951).

Almost surely, 2^50718249 is an apocalyptic number.

It is an amenable number.

50718249 is a deficient number, since it is larger than the sum of its proper divisors (22541457).

50718249 is a wasteful number, since it uses less digits than its factorization.

50718249 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5635367 (or 5635364 counting only the distinct ones).

The product of its (nonzero) digits is 20160, while the sum is 36.

The square root of 50718249 is about 7121.6745923975. The cubic root of 50718249 is about 370.1588044876.

The spelling of 50718249 in words is "fifty million, seven hundred eighteen thousand, two hundred forty-nine".