4024020001 has 4 divisors (see below), whose sum is σ = 4089987604. Its totient is φ = 3958052400.

The previous prime is 4024019921. The next prime is 4024020029. The reversal of 4024020001 is 1000204204.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 2311301776 + 1712718225 = 48076^2 + 41385^2 .

It is a cyclic number.

It is not a de Polignac number, because 4024020001 - 2¹⁷ = 4023888929 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4024020031) 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, 32983710 + ... + 32983831.

It is an arithmetic number, because the mean of its divisors is an integer number (1022496901).

Almost surely, 2^4024020001 is an apocalyptic number.

It is an amenable number.

4024020001 is a deficient number, since it is larger than the sum of its proper divisors (65967603).

4024020001 is an equidigital number, since it uses as much as digits as its factorization.

4024020001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 65967602.

The product of its (nonzero) digits is 64, while the sum is 13.

The square root of 4024020001 is about 63435.1637579663. The cubic root of 4024020001 is about 1590.5721608148.

Adding to 4024020001 its reverse (1000204204), we get a palindrome (5024224205).

The spelling of 4024020001 in words is "four billion, twenty-four million, twenty thousand, one".