346208928 has 48 divisors (see below), whose sum is σ = 978709536. Its totient is φ = 106525440.

The previous prime is 346208923. The next prime is 346208957. The reversal of 346208928 is 829802643.

It is a tau number, because it is divible by the number of its divisors (48).

It is a self number, because there is not a number n which added to its sum of digits gives 346208928.

It is not an unprimeable number, because it can be changed into a prime (346208923) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 137458 + ... + 139953.

It is an arithmetic number, because the mean of its divisors is an integer number (20389782).

Almost surely, 2^346208928 is an apocalyptic number.

It is an amenable number.

346208928 is an abundant number, since it is smaller than the sum of its proper divisors (632500608).

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

346208928 is a wasteful number, since it uses less digits than its factorization.

346208928 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 277437 (or 277429 counting only the distinct ones).

The product of its (nonzero) digits is 165888, while the sum is 42.

The square root of 346208928 is about 18606.6904096349. The cubic root of 346208928 is about 702.1761718869.

The spelling of 346208928 in words is "three hundred forty-six million, two hundred eight thousand, nine hundred twenty-eight".