349289355 has 16 divisors (see below), whose sum is σ = 568026144. Its totient is φ = 183233280.

The previous prime is 349289333. The next prime is 349289359. The reversal of 349289355 is 553982943.

It is not a de Polignac number, because 349289355 - 2¹¹ = 349287307 is a prime.

It is not an unprimeable number, because it can be changed into a prime (349289359) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 189954 + ... + 191783.

It is an arithmetic number, because the mean of its divisors is an integer number (35501634).

Almost surely, 2^349289355 is an apocalyptic number.

349289355 is a deficient number, since it is larger than the sum of its proper divisors (218736789).

349289355 is a wasteful number, since it uses less digits than its factorization.

349289355 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 381806.

The product of its digits is 1166400, while the sum is 48.

The square root of 349289355 is about 18689.2844967377. The cubic root of 349289355 is about 704.2525854960.

The spelling of 349289355 in words is "three hundred forty-nine million, two hundred eighty-nine thousand, three hundred fifty-five".