349260355 has 4 divisors (see below), whose sum is σ = 419112432. Its totient is φ = 279408280.

The previous prime is 349260349. The next prime is 349260361. The reversal of 349260355 is 553062943.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (349260349) and next prime (349260361).

It is not a de Polignac number, because 349260355 - 2¹⁹ = 348736067 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 34926031 + ... + 34926040.

It is an arithmetic number, because the mean of its divisors is an integer number (104778108).

Almost surely, 2^349260355 is an apocalyptic number.

349260355 is a deficient number, since it is larger than the sum of its proper divisors (69852077).

349260355 is an equidigital number, since it uses as much as digits as its factorization.

349260355 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 69852076.

The product of its (nonzero) digits is 97200, while the sum is 37.

The square root of 349260355 is about 18688.5086349874. The cubic root of 349260355 is about 704.2330945973.

The spelling of 349260355 in words is "three hundred forty-nine million, two hundred sixty thousand, three hundred fifty-five".