343490004 has 192 divisors, whose sum is σ = 1092833280. Its totient is φ = 91808640.

The previous prime is 343490003. The next prime is 343490029. The reversal of 343490004 is 400094343.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a self number, because there is not a number n which added to its sum of digits gives 343490004.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (343490003) 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, 354729 + ... + 355695.

It is an arithmetic number, because the mean of its divisors is an integer number (5691840).

Almost surely, 2^343490004 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 343490004, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (546416640).

343490004 is an abundant number, since it is smaller than the sum of its proper divisors (749343276).

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

343490004 is a wasteful number, since it uses less digits than its factorization.

343490004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1027 (or 1019 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 27.

The square root of 343490004 is about 18533.4833207360. The cubic root of 343490004 is about 700.3331774475. Note that the first 3 decimals are identical.

The spelling of 343490004 in words is "three hundred forty-three million, four hundred ninety thousand, four".