50772742 has 4 divisors (see below), whose sum is σ = 76159116. Its totient is φ = 25386370.

The previous prime is 50772721. The next prime is 50772791. The reversal of 50772742 is 24727705.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 24727705 = 5 ⋅4945541.

It is a junction number, because it is equal to n+sod(n) for n = 50772698 and 50772707.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12693184 + ... + 12693187.

It is an arithmetic number, because the mean of its divisors is an integer number (19039779).

Almost surely, 2^50772742 is an apocalyptic number.

50772742 is a deficient number, since it is larger than the sum of its proper divisors (25386374).

50772742 is a wasteful number, since it uses less digits than its factorization.

50772742 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25386373.

The product of its (nonzero) digits is 27440, while the sum is 34.

The square root of 50772742 is about 7125.4994210932. The cubic root of 50772742 is about 370.2913264387.

The spelling of 50772742 in words is "fifty million, seven hundred seventy-two thousand, seven hundred forty-two".