345983616 has 256 divisors, whose sum is σ = 1175040000. Its totient is φ = 99118080.

The previous prime is 345983587. The next prime is 345983621. The reversal of 345983616 is 616389543.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 722065 + ... + 722543.

It is an arithmetic number, because the mean of its divisors is an integer number (4590000).

Almost surely, 2^345983616 is an apocalyptic number.

345983616 is a gapful number since it is divisible by the number (36) 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 345983616, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (587520000).

345983616 is an abundant number, since it is smaller than the sum of its proper divisors (829056384).

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

345983616 is a wasteful number, since it uses less digits than its factorization.

345983616 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 532 (or 514 counting only the distinct ones).

The product of its digits is 466560, while the sum is 45.

The square root of 345983616 is about 18600.6348278762. The cubic root of 345983616 is about 702.0238139339.

The spelling of 345983616 in words is "three hundred forty-five million, nine hundred eighty-three thousand, six hundred sixteen".