128346922 has 8 divisors (see below), whose sum is σ = 210022272. Its totient is φ = 58339500.

The previous prime is 128346899. The next prime is 128346931. The reversal of 128346922 is 229643821.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2916954 + ... + 2916997.

It is an arithmetic number, because the mean of its divisors is an integer number (26252784).

Almost surely, 2^128346922 is an apocalyptic number.

128346922 is a deficient number, since it is larger than the sum of its proper divisors (81675350).

128346922 is a wasteful number, since it uses less digits than its factorization.

128346922 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5833964.

The product of its digits is 41472, while the sum is 37.

The square root of 128346922 is about 11329.0300555696. The cubic root of 128346922 is about 504.4233158270.

It can be divided in two parts, 1283 and 46922, that added together give a triangular number (48205 = T₃₁₀).

The spelling of 128346922 in words is "one hundred twenty-eight million, three hundred forty-six thousand, nine hundred twenty-two".