345384528 has 20 divisors (see below), whose sum is σ = 892243488. Its totient is φ = 115128160.

The previous prime is 345384511. The next prime is 345384553. The reversal of 345384528 is 825483543.

It is a self number, because there is not a number n which added to its sum of digits gives 345384528.

It is a congruent number.

It is an unprimeable number.

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, 3597708 + ... + 3597803.

Almost surely, 2^345384528 is an apocalyptic number.

It is an amenable number.

345384528 is an abundant number, since it is smaller than the sum of its proper divisors (546858960).

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

345384528 is a wasteful number, since it uses less digits than its factorization.

345384528 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7195522 (or 7195516 counting only the distinct ones).

The product of its digits is 460800, while the sum is 42.

The square root of 345384528 is about 18584.5238841354. The cubic root of 345384528 is about 701.6183833438.

The spelling of 345384528 in words is "three hundred forty-five million, three hundred eighty-four thousand, five hundred twenty-eight".