4065436442 has 8 divisors (see below), whose sum is σ = 6100228596. Its totient is φ = 2032026912.

The previous prime is 4065436433. The next prime is 4065436451. The reversal of 4065436442 is 2446345604.

It is an interprime number because it is at equal distance from previous prime (4065436433) and next prime (4065436451).

It can be written as a sum of positive squares in 2 ways, for example, as 4058836681 + 6599761 = 63709^2 + 2569^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 4065436396 and 4065436405.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 338273 + ... + 350084.

Almost surely, 2^4065436442 is an apocalyptic number.

4065436442 is a deficient number, since it is larger than the sum of its proper divisors (2034792154).

4065436442 is a wasteful number, since it uses less digits than its factorization.

4065436442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 691312.

The product of its (nonzero) digits is 276480, while the sum is 38.

The square root of 4065436442 is about 63760.7751050754. The cubic root of 4065436442 is about 1596.0104304044.

The spelling of 4065436442 in words is "four billion, sixty-five million, four hundred thirty-six thousand, four hundred forty-two".