348509898 has 64 divisors (see below), whose sum is σ = 847866240. Its totient is φ = 105235200.

The previous prime is 348509891. The next prime is 348509923. The reversal of 348509898 is 898905843.

It is a happy number.

348509898 is a `hidden beast` number, since 3 + 48 + 509 + 8 + 98 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (348509891) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 199308 + ... + 201048.

It is an arithmetic number, because the mean of its divisors is an integer number (13247910).

Almost surely, 2^348509898 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 348509898, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (423933120).

348509898 is an abundant number, since it is smaller than the sum of its proper divisors (499356342).

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

348509898 is a wasteful number, since it uses less digits than its factorization.

348509898 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2100 (or 2094 counting only the distinct ones).

The product of its (nonzero) digits is 2488320, while the sum is 54.

The square root of 348509898 is about 18668.4198045791. The cubic root of 348509898 is about 703.7283368257.

The spelling of 348509898 in words is "three hundred forty-eight million, five hundred nine thousand, eight hundred ninety-eight".