4022641729 has 4 divisors (see below), whose sum is σ = 4071107376. Its totient is φ = 3974176084.

The previous prime is 4022641717. The next prime is 4022641757. The reversal of 4022641729 is 9271462204.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 4022641729 - 2¹¹ = 4022639681 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4022641769) 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, 24232699 + ... + 24232864.

It is an arithmetic number, because the mean of its divisors is an integer number (1017776844).

Almost surely, 2^4022641729 is an apocalyptic number.

It is an amenable number.

4022641729 is a deficient number, since it is larger than the sum of its proper divisors (48465647).

4022641729 is an equidigital number, since it uses as much as digits as its factorization.

4022641729 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 48465646.

The product of its (nonzero) digits is 48384, while the sum is 37.

The square root of 4022641729 is about 63424.2991999123. The cubic root of 4022641729 is about 1590.3905438074.

It can be divided in two parts, 402264 and 1729, that multiplied together give a triangular number (695514456 = T₃₇₂₉₆).

The spelling of 4022641729 in words is "four billion, twenty-two million, six hundred forty-one thousand, seven hundred twenty-nine".