349635974 has 8 divisors (see below), whose sum is σ = 555304248. Its totient is φ = 164534560.

The previous prime is 349635971. The next prime is 349635983. The reversal of 349635974 is 479536943.

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

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (349635971) 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 3 ways as a sum of consecutive naturals, for example, 5141672 + ... + 5141739.

It is an arithmetic number, because the mean of its divisors is an integer number (69413031).

Almost surely, 2^349635974 is an apocalyptic number.

349635974 is a gapful number since it is divisible by the number (34) formed by its first and last digit.

349635974 is a deficient number, since it is larger than the sum of its proper divisors (205668274).

349635974 is a wasteful number, since it uses less digits than its factorization.

349635974 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10283430.

The product of its digits is 2449440, while the sum is 50.

The square root of 349635974 is about 18698.5553987467. Note that the first 3 decimals coincide. The cubic root of 349635974 is about 704.4854646460.

The spelling of 349635974 in words is "three hundred forty-nine million, six hundred thirty-five thousand, nine hundred seventy-four".