40614161 has 4 divisors (see below), whose sum is σ = 46416192. Its totient is φ = 34812132.

The previous prime is 40614143. The next prime is 40614199. The reversal of 40614161 is 16141604.

40614161 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-40614161 is a prime.

It is a super-4 number, since 4×40614161⁴ (a number of 32 digits) contains 4444 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (40616161) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2901005 + ... + 2901018.

It is an arithmetic number, because the mean of its divisors is an integer number (11604048).

Almost surely, 2^40614161 is an apocalyptic number.

It is an amenable number.

40614161 is a deficient number, since it is larger than the sum of its proper divisors (5802031).

40614161 is an equidigital number, since it uses as much as digits as its factorization.

40614161 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5802030.

The product of its (nonzero) digits is 576, while the sum is 23.

The square root of 40614161 is about 6372.9240541529. The cubic root of 40614161 is about 343.7366409795.

Adding to 40614161 its reverse (16141604), we get a palindrome (56755765).

The spelling of 40614161 in words is "forty million, six hundred fourteen thousand, one hundred sixty-one".