349078754 has 16 divisors (see below), whose sum is σ = 552832800. Its totient is φ = 164856384.

The previous prime is 349078753. The next prime is 349078853. The reversal of 349078754 is 457870943.

It is a junction number, because it is equal to n+sod(n) for n = 349078699 and 349078708.

It is not an unprimeable number, because it can be changed into a prime (349078753) 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, 824 + ... + 26435.

It is an arithmetic number, because the mean of its divisors is an integer number (34552050).

Almost surely, 2^349078754 is an apocalyptic number.

349078754 is a deficient number, since it is larger than the sum of its proper divisors (203754046).

349078754 is a wasteful number, since it uses less digits than its factorization.

349078754 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27617.

The product of its (nonzero) digits is 846720, while the sum is 47.

The square root of 349078754 is about 18683.6493758580. The cubic root of 349078754 is about 704.1110160347. Note that the first 3 decimals are identical.

The spelling of 349078754 in words is "three hundred forty-nine million, seventy-eight thousand, seven hundred fifty-four".