4000340034 has 20 divisors (see below), whose sum is σ = 8963725254. Its totient is φ = 1333446624.

The previous prime is 4000340033. The next prime is 4000340053. The reversal of 4000340034 is 4300430004.

It can be written as a sum of positive squares in only one way, i.e., 2911142025 + 1089198009 = 53955^2 + 33003^2 .

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 4000339989 and 4000340016.

It is not an unprimeable number, because it can be changed into a prime (4000340033) by changing a digit.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 12346567 + ... + 12346890.

Almost surely, 2^4000340034 is an apocalyptic number.

4000340034 is an abundant number, since it is smaller than the sum of its proper divisors (4963385220).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

4000340034 is a wasteful number, since it uses less digits than its factorization.

4000340034 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24693471 (or 24693462 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 18.

The square root of 4000340034 is about 63248.2413510447. The cubic root of 4000340034 is about 1587.4460315544.

Adding to 4000340034 its reverse (4300430004), we get a palindrome (8300770038).

The spelling of 4000340034 in words is "four billion, three hundred forty thousand, thirty-four".