348520000 has 70 divisors (see below), whose sum is σ = 864315518. Its totient is φ = 139392000.

The previous prime is 348519971. The next prime is 348520001. The reversal of 348520000 is 25843.

It can be written as a sum of positive squares in 5 ways, for example, as 45481536 + 303038464 = 6744^2 + 17408^2 .

It is not an unprimeable number, because it can be changed into a prime (348520001) by changing a digit.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 35644 + ... + 44356.

Almost surely, 2^348520000 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 348520000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (432157759).

348520000 is an abundant number, since it is smaller than the sum of its proper divisors (515795518).

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

348520000 is an frugal number, since it uses more digits than its factorization.

348520000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8745 (or 8720 counting only the distinct ones).

The product of its (nonzero) digits is 960, while the sum is 22.

The square root of 348520000 is about 18668.6903664933. The cubic root of 348520000 is about 703.7351362452.

Adding to 348520000 its reverse (25843), we get a palindrome (348545843).

The spelling of 348520000 in words is "three hundred forty-eight million, five hundred twenty thousand".