345245532 has 12 divisors (see below), whose sum is σ = 805572936. Its totient is φ = 115081840.

The previous prime is 345245513. The next prime is 345245533. The reversal of 345245532 is 235542543.

It is a happy number.

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

It is a junction number, because it is equal to n+sod(n) for n = 345245493 and 345245502.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (345245533) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14385219 + ... + 14385242.

It is an arithmetic number, because the mean of its divisors is an integer number (67131078).

Almost surely, 2^345245532 is an apocalyptic number.

It is an amenable number.

345245532 is an abundant number, since it is smaller than the sum of its proper divisors (460327404).

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

345245532 is a wasteful number, since it uses less digits than its factorization.

345245532 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28770468 (or 28770466 counting only the distinct ones).

The product of its digits is 72000, while the sum is 33.

The square root of 345245532 is about 18580.7839447102. The cubic root of 345245532 is about 701.5242513199.

It can be divided in two parts, 3452 and 45532, that added together give a palindrome (48984).

The spelling of 345245532 in words is "three hundred forty-five million, two hundred forty-five thousand, five hundred thirty-two".