346166628 has 12 divisors (see below), whose sum is σ = 807722160. Its totient is φ = 115388872.

The previous prime is 346166621. The next prime is 346166633. The reversal of 346166628 is 826661643.

It is a tau number, because it is divible by the number of its divisors (12).

It is a self number, because there is not a number n which added to its sum of digits gives 346166628.

It is not an unprimeable number, because it can be changed into a prime (346166621) 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 in 3 ways as a sum of consecutive naturals, for example, 14423598 + ... + 14423621.

It is an arithmetic number, because the mean of its divisors is an integer number (67310180).

Almost surely, 2^346166628 is an apocalyptic number.

It is an amenable number.

346166628 is an abundant number, since it is smaller than the sum of its proper divisors (461555532).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

346166628 is a wasteful number, since it uses less digits than its factorization.

346166628 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28847226 (or 28847224 counting only the distinct ones).

The product of its digits is 248832, while the sum is 42.

The square root of 346166628 is about 18605.5536870043. The cubic root of 346166628 is about 702.1475732966.

The spelling of 346166628 in words is "three hundred forty-six million, one hundred sixty-six thousand, six hundred twenty-eight".