40798219 has 8 divisors (see below), whose sum is σ = 50865408. Its totient is φ = 31790760.

The previous prime is 40798193. The next prime is 40798253. The reversal of 40798219 is 91289704.

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 40798219 - 2¹⁵ = 40765451 is a prime.

It is a super-2 number, since 2×40798219² = 3328989347143922, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (40798259) 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, 264847 + ... + 265000.

It is an arithmetic number, because the mean of its divisors is an integer number (6358176).

Almost surely, 2^40798219 is an apocalyptic number.

40798219 is a deficient number, since it is larger than the sum of its proper divisors (10067189).

40798219 is a wasteful number, since it uses less digits than its factorization.

40798219 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 529865.

The product of its (nonzero) digits is 36288, while the sum is 40.

The square root of 40798219 is about 6387.3483543643. The cubic root of 40798219 is about 344.2551148626.

The spelling of 40798219 in words is "forty million, seven hundred ninety-eight thousand, two hundred nineteen".