345503332 has 24 divisors (see below), whose sum is σ = 652680000. Its totient is φ = 159541536.

The previous prime is 345503297. The next prime is 345503357. The reversal of 345503332 is 233305543.

It is a self number, because there is not a number n which added to its sum of digits gives 345503332.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 62082 + ... + 67417.

It is an arithmetic number, because the mean of its divisors is an integer number (27195000).

Almost surely, 2^345503332 is an apocalyptic number.

It is an amenable number.

345503332 is a deficient number, since it is larger than the sum of its proper divisors (307176668).

345503332 is a wasteful number, since it uses less digits than its factorization.

345503332 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 129555 (or 129553 counting only the distinct ones).

The product of its (nonzero) digits is 16200, while the sum is 28.

The square root of 345503332 is about 18587.7199247245. The cubic root of 345503332 is about 701.6988207579.

Adding to 345503332 its reverse (233305543), we get a palindrome (578808875).

The spelling of 345503332 in words is "three hundred forty-five million, five hundred three thousand, three hundred thirty-two".