40267913 has 8 divisors (see below), whose sum is σ = 46800960. Its totient is φ = 33930000.

The previous prime is 40267891. The next prime is 40267919. The reversal of 40267913 is 31976204.

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 40267913 - 2⁸ = 40267657 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 40267913.

It is not an unprimeable number, because it can be changed into a prime (40267919) 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 in 7 ways as a sum of consecutive naturals, for example, 48338 + ... + 49163.

It is an arithmetic number, because the mean of its divisors is an integer number (5850120).

Almost surely, 2^40267913 is an apocalyptic number.

It is an amenable number.

40267913 is a deficient number, since it is larger than the sum of its proper divisors (6533047).

40267913 is an equidigital number, since it uses as much as digits as its factorization.

40267913 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 97567.

The product of its (nonzero) digits is 9072, while the sum is 32.

The square root of 40267913 is about 6345.7003553587. The cubic root of 40267913 is about 342.7570322713.

The spelling of 40267913 in words is "forty million, two hundred sixty-seven thousand, nine hundred thirteen".