427043234 has 16 divisors (see below), whose sum is σ = 659273472. Its totient is φ = 207343248.

The previous prime is 427043209. The next prime is 427043237. The reversal of 427043234 is 432340724.

It is a junction number, because it is equal to n+sod(n) for n = 427043197 and 427043206.

It is not an unprimeable number, because it can be changed into a prime (427043237) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 527 + ... + 29229.

It is an arithmetic number, because the mean of its divisors is an integer number (41204592).

Almost surely, 2^427043234 is an apocalyptic number.

427043234 is a deficient number, since it is larger than the sum of its proper divisors (232230238).

427043234 is a wasteful number, since it uses less digits than its factorization.

427043234 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28921.

The product of its (nonzero) digits is 16128, while the sum is 29.

The square root of 427043234 is about 20665.0244132447. The cubic root of 427043234 is about 753.0502351222.

Adding to 427043234 its reverse (432340724), we get a palindrome (859383958).

The spelling of 427043234 in words is "four hundred twenty-seven million, forty-three thousand, two hundred thirty-four".