402204419 has 2 divisors, whose sum is σ = 402204420. Its totient is φ = 402204418.

The previous prime is 402204373. The next prime is 402204431. The reversal of 402204419 is 914402204.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-402204419 is a prime.

It is a super-2 number, since 2×402204419² = 323536789326255122, which contains 22 as substring.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (402204469) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 201102209 + 201102210.

It is an arithmetic number, because the mean of its divisors is an integer number (201102210).

Almost surely, 2^402204419 is an apocalyptic number.

402204419 is a deficient number, since it is larger than the sum of its proper divisors (1).

402204419 is an equidigital number, since it uses as much as digits as its factorization.

402204419 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2304, while the sum is 26.

The square root of 402204419 is about 20055.0347543952. The cubic root of 402204419 is about 738.1573457051.

The spelling of 402204419 in words is "four hundred two million, two hundred four thousand, four hundred nineteen".