345535320 has 64 divisors (see below), whose sum is σ = 1116349920. Its totient is φ = 85054464.

The previous prime is 345535301. The next prime is 345535339. The reversal of 345535320 is 23535543.

It is an interprime number because it is at equal distance from previous prime (345535301) and next prime (345535339).

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 109189 + ... + 112308.

Almost surely, 2^345535320 is an apocalyptic number.

345535320 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

345535320 is an abundant number, since it is smaller than the sum of its proper divisors (770814600).

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

345535320 is a wasteful number, since it uses less digits than its factorization.

345535320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 221524 (or 221520 counting only the distinct ones).

The product of its (nonzero) digits is 27000, while the sum is 30.

The square root of 345535320 is about 18588.5803653749. The cubic root of 345535320 is about 701.7204753963.

The spelling of 345535320 in words is "three hundred forty-five million, five hundred thirty-five thousand, three hundred twenty".