349513395 has 32 divisors (see below), whose sum is σ = 697213440. Its totient is φ = 145251840.

The previous prime is 349513393. The next prime is 349513399. The reversal of 349513395 is 593315943.

It is not a de Polignac number, because 349513395 - 2¹ = 349513393 is a prime.

It is a super-2 number, since 2×349513395² = 244319226568852050, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (349513391) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 150150 + ... + 152459.

It is an arithmetic number, because the mean of its divisors is an integer number (21787920).

Almost surely, 2^349513395 is an apocalyptic number.

349513395 is a gapful number since it is divisible by the number (35) formed by its first and last digit.

349513395 is a deficient number, since it is larger than the sum of its proper divisors (347700045).

349513395 is a wasteful number, since it uses less digits than its factorization.

349513395 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 302635.

The product of its digits is 218700, while the sum is 42.

The square root of 349513395 is about 18695.2773448270. The cubic root of 349513395 is about 704.4031264201.

The spelling of 349513395 in words is "three hundred forty-nine million, five hundred thirteen thousand, three hundred ninety-five".