4204520023 has 4 divisors (see below), whose sum is σ = 4586749128. Its totient is φ = 3822290920.

The previous prime is 4204520017. The next prime is 4204520059. The reversal of 4204520023 is 3200254024.

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

It is a cyclic number.

It is not a de Polignac number, because 4204520023 - 2²¹ = 4202422871 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 4204519976 and 4204520003.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4204520003) 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, 191114536 + ... + 191114557.

It is an arithmetic number, because the mean of its divisors is an integer number (1146687282).

Almost surely, 2^4204520023 is an apocalyptic number.

4204520023 is a deficient number, since it is larger than the sum of its proper divisors (382229105).

4204520023 is a wasteful number, since it uses less digits than its factorization.

4204520023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 382229104.

The product of its (nonzero) digits is 1920, while the sum is 22.

The square root of 4204520023 is about 64842.2703411902. The cubic root of 4204520023 is about 1614.0072269781.

Adding to 4204520023 its reverse (3200254024), we get a palindrome (7404774047).

The spelling of 4204520023 in words is "four billion, two hundred four million, five hundred twenty thousand, twenty-three".