34000647242 has 16 divisors (see below), whose sum is σ = 51292369800. Its totient is φ = 16903468032.

The previous prime is 34000647227. The next prime is 34000647251. The reversal of 34000647242 is 24274600043.

It can be written as a sum of positive squares in 4 ways, for example, as 20736288001 + 13264359241 = 144001^2 + 115171^2 .

It is a junction number, because it is equal to n+sod(n) for n = 34000647199 and 34000647208.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 177398 + ... + 315390.

Almost surely, 2^34000647242 is an apocalyptic number.

34000647242 is a deficient number, since it is larger than the sum of its proper divisors (17291722558).

34000647242 is a wasteful number, since it uses less digits than its factorization.

34000647242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 138697.

The product of its (nonzero) digits is 32256, while the sum is 32.

The spelling of 34000647242 in words is "thirty-four billion, six hundred forty-seven thousand, two hundred forty-two".