40047367 has 4 divisors (see below), whose sum is σ = 40135456. Its totient is φ = 39959280.

The previous prime is 40047361. The next prime is 40047373. The reversal of 40047367 is 76374004.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (40047361) and next prime (40047373).

It is a cyclic number.

It is not a de Polignac number, because 40047367 - 2⁷ = 40047239 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 (40047361) 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 3 ways as a sum of consecutive naturals, for example, 43359 + ... + 44272.

It is an arithmetic number, because the mean of its divisors is an integer number (10033864).

Almost surely, 2^40047367 is an apocalyptic number.

40047367 is a deficient number, since it is larger than the sum of its proper divisors (88089).

40047367 is an equidigital number, since it uses as much as digits as its factorization.

40047367 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 88088.

The product of its (nonzero) digits is 14112, while the sum is 31.

The square root of 40047367 is about 6328.2989025488. The cubic root of 40047367 is about 342.1301301360.

The spelling of 40047367 in words is "forty million, forty-seven thousand, three hundred sixty-seven".