264442006 has 4 divisors (see below), whose sum is σ = 396663012. Its totient is φ = 132221002.

The previous prime is 264442001. The next prime is 264442033. The reversal of 264442006 is 600244462.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 600244462 = 2 ⋅300122231.

It is a super-3 number, since 3×264442006³ (a number of 26 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (264442001) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 66110500 + ... + 66110503.

It is an arithmetic number, because the mean of its divisors is an integer number (99165753).

Almost surely, 2^264442006 is an apocalyptic number.

264442006 is a deficient number, since it is larger than the sum of its proper divisors (132221006).

264442006 is a wasteful number, since it uses less digits than its factorization.

264442006 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 132221005.

The product of its (nonzero) digits is 9216, while the sum is 28.

The square root of 264442006 is about 16261.6729151708. The cubic root of 264442006 is about 641.8646839094.

Adding to 264442006 its reverse (600244462), we get a palindrome (864686468).

It can be divided in two parts, 264 and 442006, that added together give a triangular number (442270 = T₉₄₀).

The spelling of 264442006 in words is "two hundred sixty-four million, four hundred forty-two thousand, six".