40336404 has 12 divisors (see below), whose sum is σ = 94118304. Its totient is φ = 13445464.

The previous prime is 40336379. The next prime is 40336409. The reversal of 40336404 is 40463304.

40336404 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (12).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40336409) 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, 1680672 + ... + 1680695.

It is an arithmetic number, because the mean of its divisors is an integer number (7843192).

Almost surely, 2^40336404 is an apocalyptic number.

It is an amenable number.

40336404 is an abundant number, since it is smaller than the sum of its proper divisors (53781900).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

40336404 is a wasteful number, since it uses less digits than its factorization.

40336404 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3361374 (or 3361372 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 24.

The square root of 40336404 is about 6351.0947087884. The cubic root of 40336404 is about 342.9512520430.

Adding to 40336404 its reverse (40463304), we get a palindrome (80799708).

The spelling of 40336404 in words is "forty million, three hundred thirty-six thousand, four hundred four".