345553350 has 48 divisors (see below), whose sum is σ = 862779600. Its totient is φ = 91523200.

The previous prime is 345553343. The next prime is 345553387. The reversal of 345553350 is 53355543.

It is a congruent number.

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, 14620 + ... + 30080.

It is an arithmetic number, because the mean of its divisors is an integer number (17974575).

Almost surely, 2^345553350 is an apocalyptic number.

345553350 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 345553350, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (431389800).

345553350 is an abundant number, since it is smaller than the sum of its proper divisors (517226250).

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

345553350 is a wasteful number, since it uses less digits than its factorization.

345553350 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15625 (or 15620 counting only the distinct ones).

The product of its (nonzero) digits is 67500, while the sum is 33.

The square root of 345553350 is about 18589.0653342227. The cubic root of 345553350 is about 701.7326804198.

The spelling of 345553350 in words is "three hundred forty-five million, five hundred fifty-three thousand, three hundred fifty".