349574419 has 2 divisors, whose sum is σ = 349574420. Its totient is φ = 349574418.

The previous prime is 349574399. The next prime is 349574471. The reversal of 349574419 is 914475943.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 349574419 - 2²³ = 341185811 is a prime.

It is a super-2 number, since 2×349574419² = 244404548838375122, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (349578419) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 174787209 + 174787210.

It is an arithmetic number, because the mean of its divisors is an integer number (174787210).

Almost surely, 2^349574419 is an apocalyptic number.

349574419 is a deficient number, since it is larger than the sum of its proper divisors (1).

349574419 is an equidigital number, since it uses as much as digits as its factorization.

349574419 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 544320, while the sum is 46.

The square root of 349574419 is about 18696.9093435252. The cubic root of 349574419 is about 704.4441195985. Note that the first 3 decimals are identical.

The spelling of 349574419 in words is "three hundred forty-nine million, five hundred seventy-four thousand, four hundred nineteen".