345214004 has 12 divisors (see below), whose sum is σ = 605026884. Its totient is φ = 172349184.

The previous prime is 345213977. The next prime is 345214027. The reversal of 345214004 is 400412543.

It can be written as a sum of positive squares in 2 ways, for example, as 84456100 + 260757904 = 9190^2 + 16148^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 61427 + ... + 66810.

It is an arithmetic number, because the mean of its divisors is an integer number (50418907).

Almost surely, 2^345214004 is an apocalyptic number.

It is an amenable number.

345214004 is a deficient number, since it is larger than the sum of its proper divisors (259812880).

345214004 is a wasteful number, since it uses less digits than its factorization.

345214004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 128914 (or 128912 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 23.

The square root of 345214004 is about 18579.9355219549. The cubic root of 345214004 is about 701.5028961511.

Adding to 345214004 its reverse (400412543), we get a palindrome (745626547).

The spelling of 345214004 in words is "three hundred forty-five million, two hundred fourteen thousand, four".