42482669 has 2 divisors, whose sum is σ = 42482670. Its totient is φ = 42482668.

The previous prime is 42482647. The next prime is 42482707. The reversal of 42482669 is 96628424.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 36421225 + 6061444 = 6035^2 + 2462^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-42482669 is a prime.

It is a super-2 number, since 2×42482669² = 3609554330727122, which contains 22 as substring.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (42482639) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21241334 + 21241335.

It is an arithmetic number, because the mean of its divisors is an integer number (21241335).

Almost surely, 2^42482669 is an apocalyptic number.

It is an amenable number.

42482669 is a deficient number, since it is larger than the sum of its proper divisors (1).

42482669 is an equidigital number, since it uses as much as digits as its factorization.

42482669 is an evil number, because the sum of its binary digits is even.

The product of its digits is 165888, while the sum is 41.

The square root of 42482669 is about 6517.8730426421. The cubic root of 42482669 is about 348.9291597117.

The spelling of 42482669 in words is "forty-two million, four hundred eighty-two thousand, six hundred sixty-nine".