50477738 has 4 divisors (see below), whose sum is σ = 75716610. Its totient is φ = 25238868.

The previous prime is 50477729. The next prime is 50477789. The reversal of 50477738 is 83777405.

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., 34421689 + 16056049 = 5867^2 + 4007^2 .

It is a junction number, because it is equal to n+sod(n) for n = 50477695 and 50477704.

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 12619433 + ... + 12619436.

Almost surely, 2^50477738 is an apocalyptic number.

50477738 is a deficient number, since it is larger than the sum of its proper divisors (25238872).

50477738 is a wasteful number, since it uses less digits than its factorization.

50477738 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25238871.

The product of its (nonzero) digits is 164640, while the sum is 41.

The square root of 50477738 is about 7104.7686802598. The cubic root of 50477738 is about 369.5727671585.

It can be divided in two parts, 50477 and 738, that added together give a palindrome (51215).

The spelling of 50477738 in words is "fifty million, four hundred seventy-seven thousand, seven hundred thirty-eight".