343222988904 has 256 divisors, whose sum is σ = 1004887296000. Its totient is φ = 108334195200.

The previous prime is 343222988869. The next prime is 343222988909. The reversal of 343222988904 is 409889222343.

343222988904 is a `hidden beast` number, since 343 + 2 + 2 + 298 + 8 + 9 + 0 + 4 = 666.

It is a super-2 number, since 2×343222988904² (a number of 24 digits) contains 22 as substring.

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

It is not an unprimeable number, because it can be changed into a prime (343222988909) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 415021339 + ... + 415022165.

It is an arithmetic number, because the mean of its divisors is an integer number (3925341000).

Almost surely, 2^343222988904 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 343222988904, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (502443648000).

343222988904 is an abundant number, since it is smaller than the sum of its proper divisors (661664307096).

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

343222988904 is a wasteful number, since it uses less digits than its factorization.

343222988904 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1605 (or 1595 counting only the distinct ones).

The product of its (nonzero) digits is 5971968, while the sum is 54.

The spelling of 343222988904 in words is "three hundred forty-three billion, two hundred twenty-two million, nine hundred eighty-eight thousand, nine hundred four".