2423256923 has 4 divisors (see below), whose sum is σ = 2424227568. Its totient is φ = 2422286280.

The previous prime is 2423256889. The next prime is 2423257003. The reversal of 2423256923 is 3296523242.

It is a happy number.

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 2423256923 - 2¹⁰ = 2423255899 is a prime.

It is a super-2 number, since 2×2423256923² = 11744348229734855858, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2423256223) 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, 481568 + ... + 486573.

It is an arithmetic number, because the mean of its divisors is an integer number (606056892).

Almost surely, 2^2423256923 is an apocalyptic number.

2423256923 is a deficient number, since it is larger than the sum of its proper divisors (970645).

2423256923 is an equidigital number, since it uses as much as digits as its factorization.

2423256923 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 970644.

The product of its digits is 155520, while the sum is 38.

The square root of 2423256923 is about 49226.5875620076. The cubic root of 2423256923 is about 1343.1767140165.

The spelling of 2423256923 in words is "two billion, four hundred twenty-three million, two hundred fifty-six thousand, nine hundred twenty-three".