49665716 has 6 divisors (see below), whose sum is σ = 86915010. Its totient is φ = 24832856.

The previous prime is 49665713. The next prime is 49665757. The reversal of 49665716 is 61756694.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 49646116 + 19600 = 7046^2 + 140^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (49665713) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6208211 + ... + 6208218.

It is an arithmetic number, because the mean of its divisors is an integer number (14485835).

Almost surely, 2^49665716 is an apocalyptic number.

It is an amenable number.

49665716 is a deficient number, since it is larger than the sum of its proper divisors (37249294).

49665716 is a wasteful number, since it uses less digits than its factorization.

49665716 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12416433 (or 12416431 counting only the distinct ones).

The product of its digits is 272160, while the sum is 44.

The square root of 49665716 is about 7047.3907228137. The cubic root of 49665716 is about 367.5803048473.

The spelling of 49665716 in words is "forty-nine million, six hundred sixty-five thousand, seven hundred sixteen".