4523421001 has 4 divisors (see below), whose sum is σ = 4934641104. Its totient is φ = 4112200900.

The previous prime is 4523420999. The next prime is 4523421011. The reversal of 4523421001 is 1001243254.

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 4523421001 - 2¹ = 4523420999 is a prime.

It is a super-2 number, since 2×4523421001² = 40922675104575684002, which contains 22 as substring.

It is a Smith number, since the sum of its digits (22) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4523421011) 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, 205610035 + ... + 205610056.

It is an arithmetic number, because the mean of its divisors is an integer number (1233660276).

Almost surely, 2^4523421001 is an apocalyptic number.

It is an amenable number.

4523421001 is a deficient number, since it is larger than the sum of its proper divisors (411220103).

4523421001 is a wasteful number, since it uses less digits than its factorization.

4523421001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 411220102.

The product of its (nonzero) digits is 960, while the sum is 22.

The square root of 4523421001 is about 67256.3826041811. The cubic root of 4523421001 is about 1653.8229082002.

Adding to 4523421001 its reverse (1001243254), we get a palindrome (5524664255).

It can be divided in two parts, 4523 and 421001, that added together give a palindrome (425524).

The spelling of 4523421001 in words is "four billion, five hundred twenty-three million, four hundred twenty-one thousand, one".