4023262405 has 4 divisors (see below), whose sum is σ = 4827914892. Its totient is φ = 3218609920.

The previous prime is 4023262393. The next prime is 4023262409. The reversal of 4023262405 is 5042623204.

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 1763496036 + 2259766369 = 41994^2 + 47537^2 .

It is not a de Polignac number, because 4023262405 - 2¹⁹ = 4022738117 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4023262409) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 402326236 + ... + 402326245.

It is an arithmetic number, because the mean of its divisors is an integer number (1206978723).

Almost surely, 2^4023262405 is an apocalyptic number.

It is an amenable number.

4023262405 is a deficient number, since it is larger than the sum of its proper divisors (804652487).

4023262405 is an equidigital number, since it uses as much as digits as its factorization.

4023262405 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 804652486.

The product of its (nonzero) digits is 11520, while the sum is 28.

The square root of 4023262405 is about 63429.1920569701. The cubic root of 4023262405 is about 1590.4723363659.

Adding to 4023262405 its reverse (5042623204), we get a palindrome (9065885609).

The spelling of 4023262405 in words is "four billion, twenty-three million, two hundred sixty-two thousand, four hundred five".