42323953 has 4 divisors (see below), whose sum is σ = 48370240. Its totient is φ = 36277668.

The previous prime is 42323951. The next prime is 42323989. The reversal of 42323953 is 35932324.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 42323953 - 2¹ = 42323951 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (42323951) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3023133 + ... + 3023146.

It is an arithmetic number, because the mean of its divisors is an integer number (12092560).

Almost surely, 2^42323953 is an apocalyptic number.

It is an amenable number.

42323953 is a deficient number, since it is larger than the sum of its proper divisors (6046287).

42323953 is an equidigital number, since it uses as much as digits as its factorization.

42323953 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6046286.

The product of its digits is 19440, while the sum is 31.

The square root of 42323953 is about 6505.6862051593. The cubic root of 42323953 is about 348.4940822789.

The spelling of 42323953 in words is "forty-two million, three hundred twenty-three thousand, nine hundred fifty-three".