346089872 has 10 divisors (see below), whose sum is σ = 670549158. Its totient is φ = 173044928.

The previous prime is 346089871. The next prime is 346089881. The reversal of 346089872 is 278980643.

It can be written as a sum of positive squares in only one way, i.e., 290497936 + 55591936 = 17044^2 + 7456^2 .

It is not an unprimeable number, because it can be changed into a prime (346089871) 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, 10815293 + ... + 10815324.

Almost surely, 2^346089872 is an apocalyptic number.

It is an amenable number.

346089872 is a deficient number, since it is larger than the sum of its proper divisors (324459286).

346089872 is a wasteful number, since it uses less digits than its factorization.

346089872 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21630625 (or 21630619 counting only the distinct ones).

The product of its (nonzero) digits is 580608, while the sum is 47.

The square root of 346089872 is about 18603.4908552132. The cubic root of 346089872 is about 702.0956734131.

The spelling of 346089872 in words is "three hundred forty-six million, eighty-nine thousand, eight hundred seventy-two".