346381740 has 36 divisors (see below), whose sum is σ = 1050691824. Its totient is φ = 92368416.

The previous prime is 346381709. The next prime is 346381781. The reversal of 346381740 is 47183643.

346381740 is a `hidden beast` number, since 3 + 4 + 638 + 17 + 4 + 0 = 666.

It is a tau number, because it is divible by the number of its divisors (36).

It is a hoax number, since the sum of its digits (36) coincides with the sum of the digits of its distinct prime factors.

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

It is a junction number, because it is equal to n+sod(n) for n = 346381695 and 346381704.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 961992 + ... + 962351.

It is an arithmetic number, because the mean of its divisors is an integer number (29185884).

Almost surely, 2^346381740 is an apocalyptic number.

346381740 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

346381740 is an abundant number, since it is smaller than the sum of its proper divisors (704310084).

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

346381740 is a wasteful number, since it uses less digits than its factorization.

346381740 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1924358 (or 1924353 counting only the distinct ones).

The product of its (nonzero) digits is 48384, while the sum is 36.

The square root of 346381740 is about 18611.3336437774. Note that the first 3 decimals coincide. The cubic root of 346381740 is about 702.2929840914.

The spelling of 346381740 in words is "three hundred forty-six million, three hundred eighty-one thousand, seven hundred forty".