345020532 has 12 divisors (see below), whose sum is σ = 805047936. Its totient is φ = 115006840.

The previous prime is 345020521. The next prime is 345020549. The reversal of 345020532 is 235020543.

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

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, 14375844 + ... + 14375867.

It is an arithmetic number, because the mean of its divisors is an integer number (67087328).

Almost surely, 2^345020532 is an apocalyptic number.

It is an amenable number.

345020532 is an abundant number, since it is smaller than the sum of its proper divisors (460027404).

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

345020532 is a wasteful number, since it uses less digits than its factorization.

345020532 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28751718 (or 28751716 counting only the distinct ones).

The product of its (nonzero) digits is 3600, while the sum is 24.

The square root of 345020532 is about 18574.7283156444. The cubic root of 345020532 is about 701.3718213885.

The spelling of 345020532 in words is "three hundred forty-five million, twenty thousand, five hundred thirty-two".