345355325 has 24 divisors (see below), whose sum is σ = 490117440. Its totient is φ = 236476800.

The previous prime is 345355321. The next prime is 345355331. The reversal of 345355325 is 523553543.

It is not a de Polignac number, because 345355325 - 2² = 345355321 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (35).

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (345355321) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 224810 + ... + 226340.

It is an arithmetic number, because the mean of its divisors is an integer number (20421560).

Almost surely, 2^345355325 is an apocalyptic number.

345355325 is a gapful number since it is divisible by the number (35) formed by its first and last digit.

It is an amenable number.

345355325 is a deficient number, since it is larger than the sum of its proper divisors (144762115).

345355325 is a wasteful number, since it uses less digits than its factorization.

345355325 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2837 (or 2832 counting only the distinct ones).

The product of its digits is 135000, while the sum is 35.

The square root of 345355325 is about 18583.7381869203. The cubic root of 345355325 is about 701.5986083419.

The spelling of 345355325 in words is "three hundred forty-five million, three hundred fifty-five thousand, three hundred twenty-five".