346201920 has 84 divisors (see below), whose sum is σ = 1190800260. Its totient is φ = 92319744.

The previous prime is 346201903. The next prime is 346201927. The reversal of 346201920 is 29102643.

346201920 is a `hidden beast` number, since 3 + 4 + 620 + 19 + 20 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 62346816 + 283855104 = 7896^2 + 16848^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (346201927) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 57225 + ... + 62984.

Almost surely, 2^346201920 is an apocalyptic number.

346201920 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

346201920 is an abundant number, since it is smaller than the sum of its proper divisors (844598340).

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

346201920 is a wasteful number, since it uses less digits than its factorization.

346201920 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 120232 (or 120219 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 27.

The square root of 346201920 is about 18606.5020893235. The cubic root of 346201920 is about 702.1714340119.

The spelling of 346201920 in words is "three hundred forty-six million, two hundred one thousand, nine hundred twenty".