346331432 has 8 divisors (see below), whose sum is σ = 649371450. Its totient is φ = 173165712.

The previous prime is 346331431. The next prime is 346331437. The reversal of 346331432 is 234133643.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 343212676 + 3118756 = 18526^2 + 1766^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a junction number, because it is equal to n+sod(n) for n = 346331395 and 346331404.

It is not an unprimeable number, because it can be changed into a prime (346331431) by changing a digit.

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 as a sum of consecutive naturals, namely, 21645707 + ... + 21645722.

Almost surely, 2^346331432 is an apocalyptic number.

It is an amenable number.

346331432 is a deficient number, since it is larger than the sum of its proper divisors (303040018).

346331432 is a wasteful number, since it uses less digits than its factorization.

346331432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43291435 (or 43291431 counting only the distinct ones).

The product of its digits is 15552, while the sum is 29.

The square root of 346331432 is about 18609.9820526512. The cubic root of 346331432 is about 702.2589824279.

The spelling of 346331432 in words is "three hundred forty-six million, three hundred thirty-one thousand, four hundred thirty-two".