4426642340 has 12 divisors (see below), whose sum is σ = 9295948956. Its totient is φ = 1770656928.

The previous prime is 4426642333. The next prime is 4426642343. The reversal of 4426642340 is 432466244.

It can be written as a sum of positive squares in 2 ways, for example, as 1140142756 + 3286499584 = 33766^2 + 57328^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 4426642340.

It is not an unprimeable number, because it can be changed into a prime (4426642343) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 110666039 + ... + 110666078.

It is an arithmetic number, because the mean of its divisors is an integer number (774662413).

Almost surely, 2^4426642340 is an apocalyptic number.

It is an amenable number.

4426642340 is an abundant number, since it is smaller than the sum of its proper divisors (4869306616).

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

4426642340 is a wasteful number, since it uses less digits than its factorization.

4426642340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 221332126 (or 221332124 counting only the distinct ones).

The product of its (nonzero) digits is 110592, while the sum is 35.

The square root of 4426642340 is about 66533.0169164153. The cubic root of 4426642340 is about 1641.9432571782.

The spelling of 4426642340 in words is "four billion, four hundred twenty-six million, six hundred forty-two thousand, three hundred forty".