345411330 has 32 divisors (see below), whose sum is σ = 904350528. Its totient is φ = 83736000.

The previous prime is 345411323. The next prime is 345411337. The reversal of 345411330 is 33114543.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (345411323) and next prime (345411337).

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 345411330.

It is not an unprimeable number, because it can be changed into a prime (345411337) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 523021 + ... + 523680.

It is an arithmetic number, because the mean of its divisors is an integer number (28260954).

Almost surely, 2^345411330 is an apocalyptic number.

345411330 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

345411330 is an abundant number, since it is smaller than the sum of its proper divisors (558939198).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

345411330 is a wasteful number, since it uses less digits than its factorization.

345411330 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1046722.

The product of its (nonzero) digits is 2160, while the sum is 24.

The square root of 345411330 is about 18585.2449539951. The cubic root of 345411330 is about 701.6365315120.

Adding to 345411330 its reverse (33114543), we get a palindrome (378525873).

The spelling of 345411330 in words is "three hundred forty-five million, four hundred eleven thousand, three hundred thirty".