42954673 has 2 divisors, whose sum is σ = 42954674. Its totient is φ = 42954672.

The previous prime is 42954661. The next prime is 42954683. The reversal of 42954673 is 37645924.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 42614784 + 339889 = 6528^2 + 583^2 .

It is a cyclic number.

It is not a de Polignac number, because 42954673 - 2⁵ = 42954641 is a prime.

It is not a weakly prime, because it can be changed into another prime (42954643) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21477336 + 21477337.

It is an arithmetic number, because the mean of its divisors is an integer number (21477337).

Almost surely, 2^42954673 is an apocalyptic number.

It is an amenable number.

42954673 is a deficient number, since it is larger than the sum of its proper divisors (1).

42954673 is an equidigital number, since it uses as much as digits as its factorization.

42954673 is an evil number, because the sum of its binary digits is even.

The product of its digits is 181440, while the sum is 40.

The square root of 42954673 is about 6553.9814616766. The cubic root of 42954673 is about 350.2166631286.

The spelling of 42954673 in words is "forty-two million, nine hundred fifty-four thousand, six hundred seventy-three".