42760259 has 2 divisors, whose sum is σ = 42760260. Its totient is φ = 42760258.

The previous prime is 42760231. The next prime is 42760273. The reversal of 42760259 is 95206724.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-42760259 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (42765259) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21380129 + 21380130.

It is an arithmetic number, because the mean of its divisors is an integer number (21380130).

Almost surely, 2^42760259 is an apocalyptic number.

42760259 is a deficient number, since it is larger than the sum of its proper divisors (1).

42760259 is an equidigital number, since it uses as much as digits as its factorization.

42760259 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 30240, while the sum is 35.

The square root of 42760259 is about 6539.1328935877. The cubic root of 42760259 is about 349.6875006582.

The spelling of 42760259 in words is "forty-two million, seven hundred sixty thousand, two hundred fifty-nine".