4000234340 has 24 divisors (see below), whose sum is σ = 8464623552. Its totient is φ = 1587878240.

The previous prime is 4000234339. The next prime is 4000234387. The reversal of 4000234340 is 434320004.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (20).

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, 760784 + ... + 766023.

It is an arithmetic number, because the mean of its divisors is an integer number (352692648).

Almost surely, 2^4000234340 is an apocalyptic number.

It is an amenable number.

4000234340 is an abundant number, since it is smaller than the sum of its proper divisors (4464389212).

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

4000234340 is a wasteful number, since it uses less digits than its factorization.

4000234340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1526947 (or 1526945 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 20.

The square root of 4000234340 is about 63247.4057966017. The cubic root of 4000234340 is about 1587.4320506597.

Adding to 4000234340 its reverse (434320004), we get a palindrome (4434554344).

The spelling of 4000234340 in words is "four billion, two hundred thirty-four thousand, three hundred forty".