4234640406 has 16 divisors (see below), whose sum is σ = 8513165424. Its totient is φ = 1404232704.

The previous prime is 4234640401. The next prime is 4234640413. The reversal of 4234640406 is 6040464324.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4234640401) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1827271 + ... + 1829586.

It is an arithmetic number, because the mean of its divisors is an integer number (532072839).

Almost surely, 2^4234640406 is an apocalyptic number.

4234640406 is an abundant number, since it is smaller than the sum of its proper divisors (4278525018).

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

4234640406 is a wasteful number, since it uses less digits than its factorization.

4234640406 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3657055.

The product of its (nonzero) digits is 55296, while the sum is 33.

The square root of 4234640406 is about 65074.1147154535. The cubic root of 4234640406 is about 1617.8522070641.

The spelling of 4234640406 in words is "four billion, two hundred thirty-four million, six hundred forty thousand, four hundred six".