350404320 has 96 divisors (see below), whose sum is σ = 1261467648. Its totient is φ = 80091648.

The previous prime is 350404309. The next prime is 350404321. The reversal of 350404320 is 23404053.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (96).

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (350404321) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 48784 + ... + 55503.

It is an arithmetic number, because the mean of its divisors is an integer number (13140288).

Almost surely, 2^350404320 is an apocalyptic number.

350404320 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

350404320 is an abundant number, since it is smaller than the sum of its proper divisors (911063328).

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

350404320 is a wasteful number, since it uses less digits than its factorization.

350404320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 104312 (or 104304 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 21.

The square root of 350404320 is about 18719.0897214581. The cubic root of 350404320 is about 705.0011367619.

Adding to 350404320 its reverse (23404053), we get a palindrome (373808373).

The spelling of 350404320 in words is "three hundred fifty million, four hundred four thousand, three hundred twenty".