42454323 has 12 divisors (see below), whose sum is σ = 61544808. Its totient is φ = 28200480.

The previous prime is 42454267. The next prime is 42454327. The reversal of 42454323 is 32345424.

It is not a de Polignac number, because 42454323 - 2¹² = 42450227 is a prime.

It is not an unprimeable number, because it can be changed into a prime (42454327) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 5865 + ... + 10922.

It is an arithmetic number, because the mean of its divisors is an integer number (5128734).

Almost surely, 2^42454323 is an apocalyptic number.

42454323 is a deficient number, since it is larger than the sum of its proper divisors (19090485).

42454323 is a wasteful number, since it uses less digits than its factorization.

42454323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17074 (or 17071 counting only the distinct ones).

The product of its digits is 11520, while the sum is 27.

The square root of 42454323 is about 6515.6981974306. The cubic root of 42454323 is about 348.8515363198.

Adding to 42454323 its reverse (32345424), we get a palindrome (74799747).

The spelling of 42454323 in words is "forty-two million, four hundred fifty-four thousand, three hundred twenty-three".