4564423826 has 8 divisors (see below), whose sum is σ = 6857318844. Its totient is φ = 2278650880.

The previous prime is 4564423819. The next prime is 4564423841. The reversal of 4564423826 is 6283244654.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 4277290801 + 287133025 = 65401^2 + 16945^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1778915 + ... + 1781478.

Almost surely, 2^4564423826 is an apocalyptic number.

4564423826 is a deficient number, since it is larger than the sum of its proper divisors (2292895018).

4564423826 is a wasteful number, since it uses less digits than its factorization.

4564423826 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3561036.

The product of its digits is 1105920, while the sum is 44.

The square root of 4564423826 is about 67560.5197286107. The cubic root of 4564423826 is about 1658.8049445350.

The spelling of 4564423826 in words is "four billion, five hundred sixty-four million, four hundred twenty-three thousand, eight hundred twenty-six".