346001380 has 24 divisors (see below), whose sum is σ = 728449848. Its totient is φ = 138048768.

The previous prime is 346001377. The next prime is 346001417. The reversal of 346001380 is 83100643.

It can be written as a sum of positive squares in 4 ways, for example, as 26378496 + 319622884 = 5136^2 + 17878^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13849 + ... + 29728.

It is an arithmetic number, because the mean of its divisors is an integer number (30352077).

Almost surely, 2^346001380 is an apocalyptic number.

It is an amenable number.

346001380 is an abundant number, since it is smaller than the sum of its proper divisors (382448468).

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

346001380 is a wasteful number, since it uses less digits than its factorization.

346001380 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43983 (or 43981 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 25.

The square root of 346001380 is about 18601.1123323311. The cubic root of 346001380 is about 702.0358285082.

The spelling of 346001380 in words is "three hundred forty-six million, one thousand, three hundred eighty".