50562251 has 4 divisors (see below), whose sum is σ = 50612232. Its totient is φ = 50512272.

The previous prime is 50562247. The next prime is 50562263. The reversal of 50562251 is 15226505.

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 50562251 - 2² = 50562247 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 50562251.

It is not an unprimeable number, because it can be changed into a prime (50562221) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 23441 + ... + 25506.

It is an arithmetic number, because the mean of its divisors is an integer number (12653058).

Almost surely, 2^50562251 is an apocalyptic number.

50562251 is a deficient number, since it is larger than the sum of its proper divisors (49981).

50562251 is a wasteful number, since it uses less digits than its factorization.

50562251 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 49980.

The product of its (nonzero) digits is 3000, while the sum is 26.

The square root of 50562251 is about 7110.7138178948. The cubic root of 50562251 is about 369.7789061389.

Adding to 50562251 its reverse (15226505), we get a palindrome (65788756).

The spelling of 50562251 in words is "fifty million, five hundred sixty-two thousand, two hundred fifty-one".