404070419 has 2 divisors, whose sum is σ = 404070420. Its totient is φ = 404070418.

The previous prime is 404070353. The next prime is 404070437. The reversal of 404070419 is 914070404.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-404070419 is a prime.

It is a super-2 number, since 2×404070419² = 326545807021671122, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 404070391 and 404070400.

It is not a weakly prime, because it can be changed into another prime (404070479) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 202035209 + 202035210.

It is an arithmetic number, because the mean of its divisors is an integer number (202035210).

Almost surely, 2^404070419 is an apocalyptic number.

404070419 is a deficient number, since it is larger than the sum of its proper divisors (1).

404070419 is an equidigital number, since it uses as much as digits as its factorization.

404070419 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4032, while the sum is 29.

The square root of 404070419 is about 20101.5029040119. The cubic root of 404070419 is about 739.2971284418.

The spelling of 404070419 in words is "four hundred four million, seventy thousand, four hundred nineteen".