349732705 has 8 divisors (see below), whose sum is σ = 479633472. Its totient is φ = 239816688.

The previous prime is 349732681. The next prime is 349732759. The reversal of 349732705 is 507237943.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 349732705 - 2⁷ = 349732577 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4996147 + ... + 4996216.

It is an arithmetic number, because the mean of its divisors is an integer number (59954184).

Almost surely, 2^349732705 is an apocalyptic number.

349732705 is a gapful number since it is divisible by the number (35) formed by its first and last digit.

It is an amenable number.

349732705 is a deficient number, since it is larger than the sum of its proper divisors (129900767).

349732705 is an equidigital number, since it uses as much as digits as its factorization.

349732705 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9992375.

The product of its (nonzero) digits is 158760, while the sum is 40.

The square root of 349732705 is about 18701.1418100607. The cubic root of 349732705 is about 704.5504267829.

The spelling of 349732705 in words is "three hundred forty-nine million, seven hundred thirty-two thousand, seven hundred five".