346173646 has 16 divisors (see below), whose sum is σ = 639090144. Its totient is φ = 136947744.

The previous prime is 346173631. The next prime is 346173647. The reversal of 346173646 is 646371643.

It is a happy number.

346173646 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 346173599 and 346173608.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (346173647) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 950845 + ... + 951208.

It is an arithmetic number, because the mean of its divisors is an integer number (39943134).

Almost surely, 2^346173646 is an apocalyptic number.

346173646 is a deficient number, since it is larger than the sum of its proper divisors (292916498).

346173646 is a wasteful number, since it uses less digits than its factorization.

346173646 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1902075.

The product of its digits is 217728, while the sum is 40.

The square root of 346173646 is about 18605.7422856493. The cubic root of 346173646 is about 702.1523182546.

The spelling of 346173646 in words is "three hundred forty-six million, one hundred seventy-three thousand, six hundred forty-six".