343765044 has 72 divisors (see below), whose sum is σ = 999311040. Its totient is φ = 97604352.

The previous prime is 343764989. The next prime is 343765067. The reversal of 343765044 is 440567343.

It is a happy number.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 36892 + ... + 45260.

It is an arithmetic number, because the mean of its divisors is an integer number (13879320).

Almost surely, 2^343765044 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 343765044, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (499655520).

343765044 is an abundant number, since it is smaller than the sum of its proper divisors (655545996).

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

343765044 is a wasteful number, since it uses less digits than its factorization.

343765044 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8549 (or 8544 counting only the distinct ones).

The product of its (nonzero) digits is 120960, while the sum is 36.

The square root of 343765044 is about 18540.9019198096. The cubic root of 343765044 is about 700.5200516371.

The spelling of 343765044 in words is "three hundred forty-three million, seven hundred sixty-five thousand, forty-four".