345408982 has 8 divisors (see below), whose sum is σ = 524356056. Its totient is φ = 170623632.

The previous prime is 345408979. The next prime is 345408983. The reversal of 345408982 is 289804543.

345408982 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (345408983) 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, 1040223 + ... + 1040554.

It is an arithmetic number, because the mean of its divisors is an integer number (65544507).

Almost surely, 2^345408982 is an apocalyptic number.

345408982 is a deficient number, since it is larger than the sum of its proper divisors (178947074).

345408982 is a wasteful number, since it uses less digits than its factorization.

345408982 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2080862.

The product of its (nonzero) digits is 276480, while the sum is 43.

The square root of 345408982 is about 18585.1817854978. The cubic root of 345408982 is about 701.6349416720.

The spelling of 345408982 in words is "three hundred forty-five million, four hundred eight thousand, nine hundred eighty-two".