345402004 has 12 divisors (see below), whose sum is σ = 604596384. Its totient is φ = 172660184.

The previous prime is 345401981. The next prime is 345402023. The reversal of 345402004 is 400204543.

It is a happy number.

345402004 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16737 + ... + 31159.

It is an arithmetic number, because the mean of its divisors is an integer number (50383032).

Almost surely, 2^345402004 is an apocalyptic number.

It is an amenable number.

345402004 is a deficient number, since it is larger than the sum of its proper divisors (259194380).

345402004 is a wasteful number, since it uses less digits than its factorization.

345402004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20414 (or 20412 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 22.

The square root of 345402004 is about 18584.9940543440. The cubic root of 345402004 is about 701.6302167981.

Adding to 345402004 its reverse (400204543), we get a palindrome (745606547).

The spelling of 345402004 in words is "three hundred forty-five million, four hundred two thousand, four".