50140562 has 4 divisors (see below), whose sum is σ = 75210846. Its totient is φ = 25070280.

The previous prime is 50140543. The next prime is 50140567. The reversal of 50140562 is 26504105.

It is a Cunningham number, because it is equal to 7081²+1.

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

It can be written as a sum of positive squares in only one way, i.e., 50140561 + 1 = 7081^2 + 1^2 .

It is not an unprimeable number, because it can be changed into a prime (50140567) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12535139 + ... + 12535142.

Almost surely, 2^50140562 is an apocalyptic number.

50140562 is a deficient number, since it is larger than the sum of its proper divisors (25070284).

50140562 is a wasteful number, since it uses less digits than its factorization.

50140562 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25070283.

The product of its (nonzero) digits is 1200, while the sum is 23.

The square root of 50140562 is about 7081.0000706115. Note that the first 4 decimals coincide. The cubic root of 50140562 is about 368.7480500902.

Adding to 50140562 its reverse (26504105), we get a palindrome (76644667).

The spelling of 50140562 in words is "fifty million, one hundred forty thousand, five hundred sixty-two".