340312004 has 6 divisors (see below), whose sum is σ = 595546014. Its totient is φ = 170156000.

The previous prime is 340311949. The next prime is 340312031. The reversal of 340312004 is 400213043.

It can be written as a sum of positive squares in only one way, i.e., 240312004 + 100000000 = 15502^2 + 10000^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 42538997 + ... + 42539004.

It is an arithmetic number, because the mean of its divisors is an integer number (99257669).

Almost surely, 2^340312004 is an apocalyptic number.

It is an amenable number.

340312004 is a deficient number, since it is larger than the sum of its proper divisors (255234010).

340312004 is a wasteful number, since it uses less digits than its factorization.

340312004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 85078005 (or 85078003 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 17.

The square root of 340312004 is about 18447.5473708566. The cubic root of 340312004 is about 698.1666337247.

Adding to 340312004 its reverse (400213043), we get a palindrome (740525047).

The spelling of 340312004 in words is "three hundred forty million, three hundred twelve thousand, four".