345500433 has 6 divisors (see below), whose sum is σ = 499056194. Its totient is φ = 230333616.

The previous prime is 345500423. The next prime is 345500443. The reversal of 345500433 is 334005543.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (345500423) and next prime (345500443).

It can be written as a sum of positive squares in only one way, i.e., 311593104 + 33907329 = 17652^2 + 5823^2 .

It is not a de Polignac number, because 345500433 - 2¹⁶ = 345434897 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 345500397 and 345500406.

It is not an unprimeable number, because it can be changed into a prime (345500423) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 19194460 + ... + 19194477.

Almost surely, 2^345500433 is an apocalyptic number.

It is an amenable number.

345500433 is a deficient number, since it is larger than the sum of its proper divisors (153555761).

345500433 is a wasteful number, since it uses less digits than its factorization.

345500433 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38388943 (or 38388940 counting only the distinct ones).

The product of its (nonzero) digits is 10800, while the sum is 27.

The square root of 345500433 is about 18587.6419429685. The cubic root of 345500433 is about 701.6968581810.

Adding to 345500433 its reverse (334005543), we get a palindrome (679505976).

The spelling of 345500433 in words is "three hundred forty-five million, five hundred thousand, four hundred thirty-three".