349286160 has 40 divisors (see below), whose sum is σ = 1082787840. Its totient is φ = 93142912.

The previous prime is 349286159. The next prime is 349286167. The reversal of 349286160 is 61682943.

It is a tau number, because it is divible by the number of its divisors (40).

It is not an unprimeable number, because it can be changed into a prime (349286167) 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 in 7 ways as a sum of consecutive naturals, for example, 727440 + ... + 727919.

It is an arithmetic number, because the mean of its divisors is an integer number (27069696).

Almost surely, 2^349286160 is an apocalyptic number.

349286160 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

349286160 is an abundant number, since it is smaller than the sum of its proper divisors (733501680).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

349286160 is a wasteful number, since it uses less digits than its factorization.

349286160 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1455375 (or 1455369 counting only the distinct ones).

The product of its (nonzero) digits is 62208, while the sum is 39.

The square root of 349286160 is about 18689.1990197547. The cubic root of 349286160 is about 704.2504381895.

The spelling of 349286160 in words is "three hundred forty-nine million, two hundred eighty-six thousand, one hundred sixty".