40219005 has 8 divisors (see below), whose sum is σ = 64350432. Its totient is φ = 21450128.

The previous prime is 40218989. The next prime is 40219021. The reversal of 40219005 is 50091204.

It is an interprime number because it is at equal distance from previous prime (40218989) and next prime (40219021).

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 40219005 - 2⁴ = 40218989 is a prime.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1340619 + ... + 1340648.

It is an arithmetic number, because the mean of its divisors is an integer number (8043804).

Almost surely, 2^40219005 is an apocalyptic number.

It is an amenable number.

40219005 is a deficient number, since it is larger than the sum of its proper divisors (24131427).

40219005 is a wasteful number, since it uses less digits than its factorization.

40219005 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2681275.

The product of its (nonzero) digits is 360, while the sum is 21.

The square root of 40219005 is about 6341.8455515725. The cubic root of 40219005 is about 342.6182091482.

The spelling of 40219005 in words is "forty million, two hundred nineteen thousand, five".