4220671641 has 8 divisors (see below), whose sum is σ = 5627863584. Its totient is φ = 2813630400.

The previous prime is 4220671639. The next prime is 4220671657. The reversal of 4220671641 is 1461760224.

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

It is not a de Polignac number, because 4220671641 - 2¹ = 4220671639 is a prime.

It is a super-2 number, since 2×4220671641² = 35628138202283265762, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (4220671541) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 81841 + ... + 123041.

It is an arithmetic number, because the mean of its divisors is an integer number (703482948).

Almost surely, 2^4220671641 is an apocalyptic number.

It is an amenable number.

4220671641 is a deficient number, since it is larger than the sum of its proper divisors (1407191943).

4220671641 is a wasteful number, since it uses less digits than its factorization.

4220671641 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 75351.

The product of its (nonzero) digits is 16128, while the sum is 33.

The square root of 4220671641 is about 64966.6963990012. The cubic root of 4220671641 is about 1616.0713165813.

The spelling of 4220671641 in words is "four billion, two hundred twenty million, six hundred seventy-one thousand, six hundred forty-one".