345017448 has 96 divisors (see below), whose sum is σ = 1018257600. Its totient is φ = 108221184.

The previous prime is 345017441. The next prime is 345017467. The reversal of 345017448 is 844710543.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is not an unprimeable number, because it can be changed into a prime (345017441) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 59661 + ... + 65187.

It is an arithmetic number, because the mean of its divisors is an integer number (10606850).

Almost surely, 2^345017448 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 345017448, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (509128800).

345017448 is an abundant number, since it is smaller than the sum of its proper divisors (673240152).

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

345017448 is a wasteful number, since it uses less digits than its factorization.

345017448 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5576 (or 5549 counting only the distinct ones).

The product of its (nonzero) digits is 53760, while the sum is 36.

The square root of 345017448 is about 18574.6452994398. The cubic root of 345017448 is about 701.3697316219.

The spelling of 345017448 in words is "three hundred forty-five million, seventeen thousand, four hundred forty-eight".