346031120 has 20 divisors (see below), whose sum is σ = 804522540. Its totient is φ = 138412416.

The previous prime is 346031111. The next prime is 346031123. The reversal of 346031120 is 21130643.

It can be written as a sum of positive squares in 2 ways, for example, as 243859456 + 102171664 = 15616^2 + 10108^2 .

It is a tau number, because it is divible by the number of its divisors (20).

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a junction number, because it is equal to n+sod(n) for n = 346031092 and 346031101.

It is not an unprimeable number, because it can be changed into a prime (346031123) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2162615 + ... + 2162774.

It is an arithmetic number, because the mean of its divisors is an integer number (40226127).

Almost surely, 2^346031120 is an apocalyptic number.

It is an amenable number.

346031120 is an abundant number, since it is smaller than the sum of its proper divisors (458491420).

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

346031120 is a wasteful number, since it uses less digits than its factorization.

346031120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4325402 (or 4325396 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 20.

The square root of 346031120 is about 18601.9117297121. The cubic root of 346031120 is about 702.0559420575.

Adding to 346031120 its reverse (21130643), we get a palindrome (367161763).

The spelling of 346031120 in words is "three hundred forty-six million, thirty-one thousand, one hundred twenty".