345646132 has 12 divisors (see below), whose sum is σ = 651410116. Its totient is φ = 159528960.

The previous prime is 345646129. The next prime is 345646141. The reversal of 345646132 is 231646543.

345646132 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 168117156 + 177528976 = 12966^2 + 13324^2 .

It is a super-2 number, since 2×345646132² = 238942497133122848, which contains 22 as substring.

It is a hoax number, since the sum of its digits (34) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3323469 + ... + 3323572.

Almost surely, 2^345646132 is an apocalyptic number.

It is an amenable number.

345646132 is a deficient number, since it is larger than the sum of its proper divisors (305763984).

345646132 is a wasteful number, since it uses less digits than its factorization.

345646132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6647058 (or 6647056 counting only the distinct ones).

The product of its digits is 51840, while the sum is 34.

The square root of 345646132 is about 18591.5607736414. The cubic root of 345646132 is about 701.7954805009.

The spelling of 345646132 in words is "three hundred forty-five million, six hundred forty-six thousand, one hundred thirty-two".