50781742 has 8 divisors (see below), whose sum is σ = 83097432. Its totient is φ = 23082600.

The previous prime is 50781727. The next prime is 50781749. The reversal of 50781742 is 24718705.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 50781698 and 50781707.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (50781749) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1154109 + ... + 1154152.

It is an arithmetic number, because the mean of its divisors is an integer number (10387179).

Almost surely, 2^50781742 is an apocalyptic number.

50781742 is a deficient number, since it is larger than the sum of its proper divisors (32315690).

50781742 is a wasteful number, since it uses less digits than its factorization.

50781742 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2308274.

The product of its (nonzero) digits is 15680, while the sum is 34.

The square root of 50781742 is about 7126.1309277896. The cubic root of 50781742 is about 370.3132044839.

The spelling of 50781742 in words is "fifty million, seven hundred eighty-one thousand, seven hundred forty-two".