345215535 has 96 divisors (see below), whose sum is σ = 674150400. Its totient is φ = 150232320.

The previous prime is 345215489. The next prime is 345215537. The reversal of 345215535 is 535512543.

It is a happy number.

It is not a de Polignac number, because 345215535 - 2⁷ = 345215407 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 345215496 and 345215505.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (345215537) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 2483496 + ... + 2483634.

It is an arithmetic number, because the mean of its divisors is an integer number (7022400).

Almost surely, 2^345215535 is an apocalyptic number.

345215535 is a gapful number since it is divisible by the number (35) formed by its first and last digit.

345215535 is a deficient number, since it is larger than the sum of its proper divisors (328934865).

345215535 is a wasteful number, since it uses less digits than its factorization.

345215535 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 301 (or 294 counting only the distinct ones).

The product of its digits is 45000, while the sum is 33.

The square root of 345215535 is about 18579.9767222674. The cubic root of 345215535 is about 701.5039331883.

The spelling of 345215535 in words is "three hundred forty-five million, two hundred fifteen thousand, five hundred thirty-five".