345620033 has 8 divisors (see below), whose sum is σ = 382205856. Its totient is φ = 309895200.

The previous prime is 345620029. The next prime is 345620063. The reversal of 345620033 is 330026543.

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

It is a cyclic number.

It is not a de Polignac number, because 345620033 - 2² = 345620029 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 345619984 and 345620011.

It is not an unprimeable number, because it can be changed into a prime (345620063) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 214403 + ... + 216008.

It is an arithmetic number, because the mean of its divisors is an integer number (47775732).

Almost surely, 2^345620033 is an apocalyptic number.

It is an amenable number.

345620033 is a deficient number, since it is larger than the sum of its proper divisors (36585823).

345620033 is a wasteful number, since it uses less digits than its factorization.

345620033 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 430495.

The product of its (nonzero) digits is 6480, while the sum is 26.

The square root of 345620033 is about 18590.8588559001. The cubic root of 345620033 is about 701.7778163645. Note that the first 3 decimals are identical.

Adding to 345620033 its reverse (330026543), we get a palindrome (675646576).

The spelling of 345620033 in words is "three hundred forty-five million, six hundred twenty thousand, thirty-three".