42849283 has 2 divisors, whose sum is σ = 42849284. Its totient is φ = 42849282.

The previous prime is 42849251. The next prime is 42849307. The reversal of 42849283 is 38294824.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 42849283 - 2⁵ = 42849251 is a prime.

It is a super-2 number, since 2×42849283² = 3672122107228178, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (42849083) 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, 21424641 + 21424642.

It is an arithmetic number, because the mean of its divisors is an integer number (21424642).

Almost surely, 2^42849283 is an apocalyptic number.

42849283 is a deficient number, since it is larger than the sum of its proper divisors (1).

42849283 is an equidigital number, since it uses as much as digits as its factorization.

42849283 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 110592, while the sum is 40.

The square root of 42849283 is about 6545.9363730485. The cubic root of 42849283 is about 349.9300077727.

The spelling of 42849283 in words is "forty-two million, eight hundred forty-nine thousand, two hundred eighty-three".