345616548 has 48 divisors (see below), whose sum is σ = 843696000. Its totient is φ = 109973248.

The previous prime is 345616507. The next prime is 345616549. The reversal of 345616548 is 845616543.

It is not an unprimeable number, because it can be changed into a prime (345616549) 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, 25393 + ... + 36551.

It is an arithmetic number, because the mean of its divisors is an integer number (17577000).

Almost surely, 2^345616548 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 345616548, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (421848000).

345616548 is an abundant number, since it is smaller than the sum of its proper divisors (498079452).

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

345616548 is a wasteful number, since it uses less digits than its factorization.

345616548 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11284 (or 11282 counting only the distinct ones).

The product of its digits is 345600, while the sum is 42.

The square root of 345616548 is about 18590.7651268042. The cubic root of 345616548 is about 701.7754576047.

The spelling of 345616548 in words is "three hundred forty-five million, six hundred sixteen thousand, five hundred forty-eight".