42205264 has 20 divisors (see below), whose sum is σ = 82279456. Its totient is φ = 20971872.

The previous prime is 42205217. The next prime is 42205279. The reversal of 42205264 is 46250224.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (5) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5484 + ... + 10699.

Almost surely, 2^42205264 is an apocalyptic number.

It is an amenable number.

42205264 is a deficient number, since it is larger than the sum of its proper divisors (40074192).

42205264 is a wasteful number, since it uses less digits than its factorization.

42205264 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16354 (or 16348 counting only the distinct ones).

The product of its (nonzero) digits is 3840, while the sum is 25.

The square root of 42205264 is about 6496.5578578198. The cubic root of 42205264 is about 348.1680168106.

Adding to 42205264 its reverse (46250224), we get a palindrome (88455488).

The spelling of 42205264 in words is "forty-two million, two hundred five thousand, two hundred sixty-four".