345402848 has 48 divisors (see below), whose sum is σ = 784473984. Its totient is φ = 146636160.

The previous prime is 345402829. The next prime is 345402851. The reversal of 345402848 is 848204543.

It is a super-2 number, since 2×345402848² = 238606254813022208, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16763 + ... + 31173.

It is an arithmetic number, because the mean of its divisors is an integer number (16343208).

Almost surely, 2^345402848 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 345402848, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (392236992).

345402848 is an abundant number, since it is smaller than the sum of its proper divisors (439071136).

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

345402848 is a wasteful number, since it uses less digits than its factorization.

345402848 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14535 (or 14527 counting only the distinct ones).

The product of its (nonzero) digits is 122880, while the sum is 38.

The square root of 345402848 is about 18585.0167608211. The cubic root of 345402848 is about 701.6307882824.

The spelling of 345402848 in words is "three hundred forty-five million, four hundred two thousand, eight hundred forty-eight".