44161065 has 32 divisors (see below), whose sum is σ = 84551040. Its totient is φ = 21739968.

The previous prime is 44161057. The next prime is 44161097. The reversal of 44161065 is 56016144.

44161065 is a `hidden beast` number, since 4 + 41 + 610 + 6 + 5 = 666.

It is not a de Polignac number, because 44161065 - 2³ = 44161057 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 10827 + ... + 14336.

It is an arithmetic number, because the mean of its divisors is an integer number (2642220).

Almost surely, 2^44161065 is an apocalyptic number.

44161065 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

It is an amenable number.

44161065 is a deficient number, since it is larger than the sum of its proper divisors (40389975).

44161065 is a wasteful number, since it uses less digits than its factorization.

44161065 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25190 (or 25184 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 27.

The square root of 44161065 is about 6645.3792216848. The cubic root of 44161065 is about 353.4650783383.

The spelling of 44161065 in words is "forty-four million, one hundred sixty-one thousand, sixty-five".