404314619 has 2 divisors, whose sum is σ = 404314620. Its totient is φ = 404314618.

The previous prime is 404314597. The next prime is 404314657. The reversal of 404314619 is 916413404.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 404314619 - 2⁸ = 404314363 is a prime.

It is a super-2 number, since 2×404314619² = 326940622274230322, which contains 22 as substring.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (404314019) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 202157309 + 202157310.

It is an arithmetic number, because the mean of its divisors is an integer number (202157310).

Almost surely, 2^404314619 is an apocalyptic number.

404314619 is a deficient number, since it is larger than the sum of its proper divisors (1).

404314619 is an equidigital number, since it uses as much as digits as its factorization.

404314619 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 10368, while the sum is 32.

The square root of 404314619 is about 20107.5761592490. The cubic root of 404314619 is about 739.4460298819.

The spelling of 404314619 in words is "four hundred four million, three hundred fourteen thousand, six hundred nineteen".