42454334 has 32 divisors (see below), whose sum is σ = 70447104. Its totient is φ = 19069920.

The previous prime is 42454333. The next prime is 42454339. The reversal of 42454334 is 43345424.

It is a junction number, because it is equal to n+sod(n) for n = 42454297 and 42454306.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42454333) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 222179 + ... + 222369.

It is an arithmetic number, because the mean of its divisors is an integer number (2201472).

Almost surely, 2^42454334 is an apocalyptic number.

42454334 is a deficient number, since it is larger than the sum of its proper divisors (27992770).

42454334 is a wasteful number, since it uses less digits than its factorization.

42454334 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 392.

The product of its digits is 23040, while the sum is 29.

The square root of 42454334 is about 6515.6990415457. The cubic root of 42454334 is about 348.8515664492.

Adding to 42454334 its reverse (43345424), we get a palindrome (85799758).

The spelling of 42454334 in words is "forty-two million, four hundred fifty-four thousand, three hundred thirty-four".