40401367 has 8 divisors (see below), whose sum is σ = 43117056. Its totient is φ = 37723392.

The previous prime is 40401349. The next prime is 40401377. The reversal of 40401367 is 76310404.

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 40401367 - 2¹¹ = 40399319 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 (40401377) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7198 + ... + 11515.

It is an arithmetic number, because the mean of its divisors is an integer number (5389632).

Almost surely, 2^40401367 is an apocalyptic number.

40401367 is a deficient number, since it is larger than the sum of its proper divisors (2715689).

40401367 is a wasteful number, since it uses less digits than its factorization.

40401367 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18857.

The product of its (nonzero) digits is 2016, while the sum is 25.

The square root of 40401367 is about 6356.2069664227. The cubic root of 40401367 is about 343.1352644178.

The spelling of 40401367 in words is "forty million, four hundred one thousand, three hundred sixty-seven".