40814419 has 2 divisors, whose sum is σ = 40814420. Its totient is φ = 40814418.

The previous prime is 40814387. The next prime is 40814447. The reversal of 40814419 is 91441804.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 40814419 - 2⁵ = 40814387 is a prime.

It is a super-2 number, since 2×40814419² = 3331633596615122, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (40814119) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20407209 + 20407210.

It is an arithmetic number, because the mean of its divisors is an integer number (20407210).

Almost surely, 2^40814419 is an apocalyptic number.

40814419 is a deficient number, since it is larger than the sum of its proper divisors (1).

40814419 is an equidigital number, since it uses as much as digits as its factorization.

40814419 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4608, while the sum is 31.

The square root of 40814419 is about 6388.6163603710. The cubic root of 40814419 is about 344.3006739989.

The spelling of 40814419 in words is "forty million, eight hundred fourteen thousand, four hundred nineteen".