40602005 has 8 divisors (see below), whose sum is σ = 49078872. Its totient is φ = 32243968.

The previous prime is 40601999. The next prime is 40602007. The reversal of 40602005 is 50020604.

40602005 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 5827396 + 34774609 = 2414^2 + 5897^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 40602005 - 2⁶ = 40601941 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40602007) 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 7 ways as a sum of consecutive naturals, for example, 28952 + ... + 30321.

It is an arithmetic number, because the mean of its divisors is an integer number (6134859).

Almost surely, 2^40602005 is an apocalyptic number.

It is an amenable number.

40602005 is a deficient number, since it is larger than the sum of its proper divisors (8476867).

40602005 is a wasteful number, since it uses less digits than its factorization.

40602005 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 59415.

The product of its (nonzero) digits is 240, while the sum is 17.

The square root of 40602005 is about 6371.9702604454. The cubic root of 40602005 is about 343.7023435862.

Adding to 40602005 its reverse (50020604), we get a palindrome (90622609).

The spelling of 40602005 in words is "forty million, six hundred two thousand, five".