42427259 has 8 divisors (see below), whose sum is σ = 48665568. Its totient is φ = 36233280.

The previous prime is 42427243. The next prime is 42427321. The reversal of 42427259 is 95272424.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 42427259 - 2⁴ = 42427243 is a prime.

It is not an unprimeable number, because it can be changed into a prime (42427219) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9002 + ... + 12879.

It is an arithmetic number, because the mean of its divisors is an integer number (6083196).

Almost surely, 2^42427259 is an apocalyptic number.

42427259 is a deficient number, since it is larger than the sum of its proper divisors (6238309).

42427259 is a wasteful number, since it uses less digits than its factorization.

42427259 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22165.

The product of its digits is 40320, while the sum is 35.

The square root of 42427259 is about 6513.6210359523. The cubic root of 42427259 is about 348.7773913387. Note that the first 3 decimals are identical.

The spelling of 42427259 in words is "forty-two million, four hundred twenty-seven thousand, two hundred fifty-nine".