4046642642 has 8 divisors (see below), whose sum is σ = 6937101696. Its totient is φ = 1734275412.

The previous prime is 4046642627. The next prime is 4046642647. The reversal of 4046642642 is 2462466404.

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 = 4046642596 and 4046642605.

It is not an unprimeable number, because it can be changed into a prime (4046642647) 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, 144522938 + ... + 144522965.

It is an arithmetic number, because the mean of its divisors is an integer number (867137712).

Almost surely, 2^4046642642 is an apocalyptic number.

4046642642 is a deficient number, since it is larger than the sum of its proper divisors (2890459054).

4046642642 is a wasteful number, since it uses less digits than its factorization.

4046642642 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 289045912.

The product of its (nonzero) digits is 221184, while the sum is 38.

The square root of 4046642642 is about 63613.2269422013. The cubic root of 4046642642 is about 1593.5472721002.

The spelling of 4046642642 in words is "four billion, forty-six million, six hundred forty-two thousand, six hundred forty-two".