40174087 has 2 divisors, whose sum is σ = 40174088. Its totient is φ = 40174086.

The previous prime is 40174081. The next prime is 40174117. The reversal of 40174087 is 78047104.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-40174087 is a prime.

It is a super-2 number, since 2×40174087² = 3227914532567138, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (40174081) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20087043 + 20087044.

It is an arithmetic number, because the mean of its divisors is an integer number (20087044).

Almost surely, 2^40174087 is an apocalyptic number.

40174087 is a deficient number, since it is larger than the sum of its proper divisors (1).

40174087 is an equidigital number, since it uses as much as digits as its factorization.

40174087 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6272, while the sum is 31.

The square root of 40174087 is about 6338.3031640968. The cubic root of 40174087 is about 342.4906122775.

The spelling of 40174087 in words is "forty million, one hundred seventy-four thousand, eighty-seven".