40860605 has 8 divisors (see below), whose sum is σ = 51917112. Its totient is φ = 30765568.

The previous prime is 40860587. The next prime is 40860607. The reversal of 40860605 is 50606804.

It can be written as a sum of positive squares in 4 ways, for example, as 21031396 + 19829209 = 4586^2 + 4453^2 .

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 40860605 - 2¹⁸ = 40598461 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 (40860607) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 240272 + ... + 240441.

It is an arithmetic number, because the mean of its divisors is an integer number (6489639).

Almost surely, 2^40860605 is an apocalyptic number.

It is an amenable number.

40860605 is a deficient number, since it is larger than the sum of its proper divisors (11056507).

40860605 is a wasteful number, since it uses less digits than its factorization.

40860605 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 480735.

The product of its (nonzero) digits is 5760, while the sum is 29.

The square root of 40860605 is about 6392.2300490517. The cubic root of 40860605 is about 344.4304963905.

The spelling of 40860605 in words is "forty million, eight hundred sixty thousand, six hundred five".