345423300 has 72 divisors (see below), whose sum is σ = 1022705376. Its totient is φ = 89967360.

The previous prime is 345423283. The next prime is 345423311. The reversal of 345423300 is 3324543.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 489 + ... + 26288.

Almost surely, 2^345423300 is an apocalyptic number.

345423300 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 345423300, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (511352688).

345423300 is an abundant number, since it is smaller than the sum of its proper divisors (677282076).

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

345423300 is a wasteful number, since it uses less digits than its factorization.

345423300 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26837 (or 26830 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 24.

The square root of 345423300 is about 18585.5669808591. The cubic root of 345423300 is about 701.6446363342.

Adding to 345423300 its reverse (3324543), we get a palindrome (348747843).

The spelling of 345423300 in words is "three hundred forty-five million, four hundred twenty-three thousand, three hundred".