40598005 has 16 divisors (see below), whose sum is σ = 55977984. Its totient is φ = 27688320.

The previous prime is 40597993. The next prime is 40598009. The reversal of 40598005 is 50089504.

It is not a de Polignac number, because 40598005 - 2²⁵ = 7043573 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 (40598009) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3649 + ... + 9721.

It is an arithmetic number, because the mean of its divisors is an integer number (3498624).

Almost surely, 2^40598005 is an apocalyptic number.

It is an amenable number.

40598005 is a deficient number, since it is larger than the sum of its proper divisors (15379979).

40598005 is a wasteful number, since it uses less digits than its factorization.

40598005 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6276.

The product of its (nonzero) digits is 7200, while the sum is 31.

The square root of 40598005 is about 6371.6563780543. The cubic root of 40598005 is about 343.6910563396.

The spelling of 40598005 in words is "forty million, five hundred ninety-eight thousand, five".