345215533 has 8 divisors (see below), whose sum is σ = 387934848. Its totient is φ = 304805424.

The previous prime is 345215489. The next prime is 345215537. The reversal of 345215533 is 335512543.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-345215533 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 345215495 and 345215504.

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

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 576985 + ... + 577582.

It is an arithmetic number, because the mean of its divisors is an integer number (48491856).

Almost surely, 2^345215533 is an apocalyptic number.

It is an amenable number.

345215533 is a deficient number, since it is larger than the sum of its proper divisors (42719315).

345215533 is a wasteful number, since it uses less digits than its factorization.

345215533 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1154603.

The product of its digits is 27000, while the sum is 31.

The square root of 345215533 is about 18579.9766684461. The cubic root of 345215533 is about 701.5039318336.

The spelling of 345215533 in words is "three hundred forty-five million, two hundred fifteen thousand, five hundred thirty-three".