42323011 has 4 divisors (see below), whose sum is σ = 42358624. Its totient is φ = 42287400.

The previous prime is 42322993. The next prime is 42323033. The reversal of 42323011 is 11032324.

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 42323011 - 2²⁵ = 8768579 is a prime.

It is a super-2 number, since 2×42323011² = 3582474520212242, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (42303011) 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 3 ways as a sum of consecutive naturals, for example, 15960 + ... + 18421.

It is an arithmetic number, because the mean of its divisors is an integer number (10589656).

Almost surely, 2^42323011 is an apocalyptic number.

42323011 is a deficient number, since it is larger than the sum of its proper divisors (35613).

42323011 is a wasteful number, since it uses less digits than its factorization.

42323011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35612.

The product of its (nonzero) digits is 144, while the sum is 16.

The square root of 42323011 is about 6505.6138065520. The cubic root of 42323011 is about 348.4914967938.

Adding to 42323011 its reverse (11032324), we get a palindrome (53355335).

The spelling of 42323011 in words is "forty-two million, three hundred twenty-three thousand, eleven".