40001336 has 8 divisors (see below), whose sum is σ = 75002520. Its totient is φ = 20000664.

The previous prime is 40001303. The next prime is 40001359. The reversal of 40001336 is 63310004.

40001336 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 (8).

It is a congruent number.

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 2500076 + ... + 2500091.

It is an arithmetic number, because the mean of its divisors is an integer number (9375315).

Almost surely, 2^40001336 is an apocalyptic number.

It is an amenable number.

40001336 is a deficient number, since it is larger than the sum of its proper divisors (35001184).

40001336 is a wasteful number, since it uses less digits than its factorization.

40001336 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5000173 (or 5000169 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 17.

The square root of 40001336 is about 6324.6609395287. The cubic root of 40001336 is about 341.9989968394.

The spelling of 40001336 in words is "forty million, one thousand, three hundred thirty-six".