50649784 has 16 divisors (see below), whose sum is σ = 98032320. Its totient is φ = 24507840.

The previous prime is 50649769. The next prime is 50649787. The reversal of 50649784 is 48794605.

It is a self number, because there is not a number n which added to its sum of digits gives 50649784.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (50649787) 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, 101869 + ... + 102364.

It is an arithmetic number, because the mean of its divisors is an integer number (6127020).

Almost surely, 2^50649784 is an apocalyptic number.

It is an amenable number.

50649784 is a deficient number, since it is larger than the sum of its proper divisors (47382536).

50649784 is a wasteful number, since it uses less digits than its factorization.

50649784 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 204270 (or 204266 counting only the distinct ones).

The product of its (nonzero) digits is 241920, while the sum is 43.

The square root of 50649784 is about 7116.8661642608. The cubic root of 50649784 is about 369.9921693010.

The spelling of 50649784 in words is "fifty million, six hundred forty-nine thousand, seven hundred eighty-four".