349494836 has 6 divisors (see below), whose sum is σ = 611615970. Its totient is φ = 174747416.

The previous prime is 349494833. The next prime is 349494839. The reversal of 349494836 is 638494943.

349494836 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (349494833) and next prime (349494839).

It can be written as a sum of positive squares in only one way, i.e., 338339236 + 11155600 = 18394^2 + 3340^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (349494833) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 43686851 + ... + 43686858.

It is an arithmetic number, because the mean of its divisors is an integer number (101935995).

Almost surely, 2^349494836 is an apocalyptic number.

It is an amenable number.

349494836 is a deficient number, since it is larger than the sum of its proper divisors (262121134).

349494836 is a wasteful number, since it uses less digits than its factorization.

349494836 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 87373713 (or 87373711 counting only the distinct ones).

The product of its digits is 2239488, while the sum is 50.

The square root of 349494836 is about 18694.7809829375. The cubic root of 349494836 is about 704.3906583724.

The spelling of 349494836 in words is "three hundred forty-nine million, four hundred ninety-four thousand, eight hundred thirty-six".