42264099 has 20 divisors (see below), whose sum is σ = 64033200. Its totient is φ = 27775440.

The previous prime is 42264097. The next prime is 42264109. The reversal of 42264099 is 99046224.

42264099 is a `hidden beast` number, since 4 + 2 + 2 + 640 + 9 + 9 = 666.

It is not a de Polignac number, because 42264099 - 2¹ = 42264097 is a prime.

It is not an unprimeable number, because it can be changed into a prime (42264097) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 2077 + ... + 9425.

It is an arithmetic number, because the mean of its divisors is an integer number (3201660).

Almost surely, 2^42264099 is an apocalyptic number.

42264099 is a deficient number, since it is larger than the sum of its proper divisors (21769101).

42264099 is an equidigital number, since it uses as much as digits as its factorization.

42264099 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7432 (or 7423 counting only the distinct ones).

The product of its (nonzero) digits is 31104, while the sum is 36.

The square root of 42264099 is about 6501.0844479979. The cubic root of 42264099 is about 348.3297261340.

The spelling of 42264099 in words is "forty-two million, two hundred sixty-four thousand, ninety-nine".