42674473 has 2 divisors, whose sum is σ = 42674474. Its totient is φ = 42674472.

The previous prime is 42674461. The next prime is 42674501. The reversal of 42674473 is 37447624.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 28858384 + 13816089 = 5372^2 + 3717^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-42674473 is a prime.

It is a super-2 number, since 2×42674473² = 3642221291655458, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (42674273) 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, 21337236 + 21337237.

It is an arithmetic number, because the mean of its divisors is an integer number (21337237).

Almost surely, 2^42674473 is an apocalyptic number.

It is an amenable number.

42674473 is a deficient number, since it is larger than the sum of its proper divisors (1).

42674473 is an equidigital number, since it uses as much as digits as its factorization.

42674473 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 112896, while the sum is 37.

The square root of 42674473 is about 6532.5701680120. The cubic root of 42674473 is about 349.4534954084.

The spelling of 42674473 in words is "forty-two million, six hundred seventy-four thousand, four hundred seventy-three".