4267639820 has 24 divisors (see below), whose sum is σ = 8966377728. Its totient is φ = 1706230400.

The previous prime is 4267639771. The next prime is 4267639853. The reversal of 4267639820 is 289367624.

4267639820 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8321 + ... + 92760.

It is an arithmetic number, because the mean of its divisors is an integer number (373599072).

Almost surely, 2^4267639820 is an apocalyptic number.

It is an amenable number.

4267639820 is an abundant number, since it is smaller than the sum of its proper divisors (4698737908).

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

4267639820 is a wasteful number, since it uses less digits than its factorization.

4267639820 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 103201 (or 103199 counting only the distinct ones).

The product of its (nonzero) digits is 870912, while the sum is 47.

The square root of 4267639820 is about 65327.1752029735. The cubic root of 4267639820 is about 1622.0438335113.

The spelling of 4267639820 in words is "four billion, two hundred sixty-seven million, six hundred thirty-nine thousand, eight hundred twenty".