4021927706 has 16 divisors (see below), whose sum is σ = 6305027904. Its totient is φ = 1920525024.

The previous prime is 4021927703. The next prime is 4021927783. The reversal of 4021927706 is 6077291204.

It is a self number, because there is not a number n which added to its sum of digits gives 4021927706.

It is not an unprimeable number, because it can be changed into a prime (4021927703) 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, 38411 + ... + 97566.

It is an arithmetic number, because the mean of its divisors is an integer number (394064244).

Almost surely, 2^4021927706 is an apocalyptic number.

4021927706 is a gapful number since it is divisible by the number (46) formed by its first and last digit.

4021927706 is a deficient number, since it is larger than the sum of its proper divisors (2283100198).

4021927706 is a wasteful number, since it uses less digits than its factorization.

4021927706 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 136645.

The product of its (nonzero) digits is 42336, while the sum is 38.

The square root of 4021927706 is about 63418.6700112830. The cubic root of 4021927706 is about 1590.2964395928.

The spelling of 4021927706 in words is "four billion, twenty-one million, nine hundred twenty-seven thousand, seven hundred six".