348221088 has 72 divisors (see below), whose sum is σ = 994593600. Its totient is φ = 115565184.

The previous prime is 348221057. The next prime is 348221099. The reversal of 348221088 is 880122843.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (72).

It is a super-2 number, since 2×348221088² = 242515852255807488, which contains 22 as substring.

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

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 66303 + ... + 71361.

It is an arithmetic number, because the mean of its divisors is an integer number (13813800).

Almost surely, 2^348221088 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 348221088, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (497296800).

348221088 is an abundant number, since it is smaller than the sum of its proper divisors (646372512).

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

348221088 is a wasteful number, since it uses less digits than its factorization.

348221088 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5314 (or 5303 counting only the distinct ones).

The product of its (nonzero) digits is 24576, while the sum is 36.

The square root of 348221088 is about 18660.6829457016. The cubic root of 348221088 is about 703.5338899815.

The spelling of 348221088 in words is "three hundred forty-eight million, two hundred twenty-one thousand, eighty-eight".