4072421726 has 16 divisors (see below), whose sum is σ = 6326014464. Its totient is φ = 1964891544.

The previous prime is 4072421701. The next prime is 4072421767. The reversal of 4072421726 is 6271242704.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 278126 + ... + 292401.

It is an arithmetic number, because the mean of its divisors is an integer number (395375904).

Almost surely, 2^4072421726 is an apocalyptic number.

4072421726 is a deficient number, since it is larger than the sum of its proper divisors (2253592738).

4072421726 is a wasteful number, since it uses less digits than its factorization.

4072421726 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 570655.

The product of its (nonzero) digits is 37632, while the sum is 35.

The square root of 4072421726 is about 63815.5288781657. The cubic root of 4072421726 is about 1596.9240024286.

The spelling of 4072421726 in words is "four billion, seventy-two million, four hundred twenty-one thousand, seven hundred twenty-six".