49440165 has 16 divisors (see below), whose sum is σ = 83757888. Its totient is φ = 24816896.

The previous prime is 49440163. The next prime is 49440169. The reversal of 49440165 is 56104494.

It is a cyclic number.

It is not a de Polignac number, because 49440165 - 2¹ = 49440163 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (49440161) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 96687 + ... + 97196.

It is an arithmetic number, because the mean of its divisors is an integer number (5234868).

Almost surely, 2^49440165 is an apocalyptic number.

It is an amenable number.

49440165 is a deficient number, since it is larger than the sum of its proper divisors (34317723).

49440165 is a wasteful number, since it uses less digits than its factorization.

49440165 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 193908.

The product of its (nonzero) digits is 17280, while the sum is 33.

The square root of 49440165 is about 7031.3700656415. The cubic root of 49440165 is about 367.0230194908.

The spelling of 49440165 in words is "forty-nine million, four hundred forty thousand, one hundred sixty-five".