50197266 has 96 divisors (see below), whose sum is σ = 132312960. Its totient is φ = 14061600.

The previous prime is 50197253. The next prime is 50197309. The reversal of 50197266 is 66279105.

50197266 is a `hidden beast` number, since 501 + 97 + 2 + 66 = 666.

It is a self number, because there is not a number n which added to its sum of digits gives 50197266.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 161251 + ... + 161561.

It is an arithmetic number, because the mean of its divisors is an integer number (1378260).

Almost surely, 2^50197266 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 50197266, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (66156480).

50197266 is an abundant number, since it is smaller than the sum of its proper divisors (82115694).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

50197266 is a wasteful number, since it uses less digits than its factorization.

50197266 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 397 (or 384 counting only the distinct ones).

The product of its (nonzero) digits is 22680, while the sum is 36.

The square root of 50197266 is about 7085.0028934362. The cubic root of 50197266 is about 368.8870035400.

The spelling of 50197266 in words is "fifty million, one hundred ninety-seven thousand, two hundred sixty-six".