346641236 has 12 divisors (see below), whose sum is σ = 611051028. Its totient is φ = 172055232.

The previous prime is 346641227. The next prime is 346641277. The reversal of 346641236 is 632146643.

346641236 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 193376836 + 153264400 = 13906^2 + 12380^2 .

It is a junction number, because it is equal to n+sod(n) for n = 346641196 and 346641205.

It is a congruent number.

It is an unprimeable number.

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, 315731 + ... + 316826.

It is an arithmetic number, because the mean of its divisors is an integer number (50920919).

Almost surely, 2^346641236 is an apocalyptic number.

It is an amenable number.

346641236 is a deficient number, since it is larger than the sum of its proper divisors (264409792).

346641236 is a wasteful number, since it uses less digits than its factorization.

346641236 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 632698 (or 632696 counting only the distinct ones).

The product of its digits is 62208, while the sum is 35.

The square root of 346641236 is about 18618.3037895508. The cubic root of 346641236 is about 702.4683173614.

Adding to 346641236 its reverse (632146643), we get a palindrome (978787879).

The spelling of 346641236 in words is "three hundred forty-six million, six hundred forty-one thousand, two hundred thirty-six".