40408604 has 6 divisors (see below), whose sum is σ = 70715064. Its totient is φ = 20204300.

The previous prime is 40408591. The next prime is 40408607. The reversal of 40408604 is 40680404.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40408607) by changing a digit.

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 as a sum of consecutive naturals, namely, 5051072 + ... + 5051079.

It is an arithmetic number, because the mean of its divisors is an integer number (11785844).

Almost surely, 2^40408604 is an apocalyptic number.

It is an amenable number.

40408604 is a deficient number, since it is larger than the sum of its proper divisors (30306460).

40408604 is a wasteful number, since it uses less digits than its factorization.

40408604 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10102155 (or 10102153 counting only the distinct ones).

The product of its (nonzero) digits is 3072, while the sum is 26.

The square root of 40408604 is about 6356.7762269880. The cubic root of 40408604 is about 343.1557515270.

The spelling of 40408604 in words is "forty million, four hundred eight thousand, six hundred four".