349764270 has 32 divisors (see below), whose sum is σ = 840581280. Its totient is φ = 93143040.

The previous prime is 349764269. The next prime is 349764277. The reversal of 349764270 is 72467943.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (349764277) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 15490 + ... + 30650.

It is an arithmetic number, because the mean of its divisors is an integer number (26268165).

Almost surely, 2^349764270 is an apocalyptic number.

349764270 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

349764270 is an abundant number, since it is smaller than the sum of its proper divisors (490817010).

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

349764270 is a wasteful number, since it uses less digits than its factorization.

349764270 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15940.

The product of its (nonzero) digits is 254016, while the sum is 42.

The square root of 349764270 is about 18701.9857234466. The cubic root of 349764270 is about 704.5716224607.

The spelling of 349764270 in words is "three hundred forty-nine million, seven hundred sixty-four thousand, two hundred seventy".