42594677 has 2 divisors, whose sum is σ = 42594678. Its totient is φ = 42594676.

The previous prime is 42594641. The next prime is 42594679. The reversal of 42594677 is 77649524.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 32103556 + 10491121 = 5666^2 + 3239^2 .

It is a cyclic number.

It is not a de Polignac number, because 42594677 - 2¹⁶ = 42529141 is a prime.

Together with 42594679, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (42594679) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21297338 + 21297339.

It is an arithmetic number, because the mean of its divisors is an integer number (21297339).

Almost surely, 2^42594677 is an apocalyptic number.

It is an amenable number.

42594677 is a deficient number, since it is larger than the sum of its proper divisors (1).

42594677 is an equidigital number, since it uses as much as digits as its factorization.

42594677 is an evil number, because the sum of its binary digits is even.

The product of its digits is 423360, while the sum is 44.

The square root of 42594677 is about 6526.4597600843. The cubic root of 42594677 is about 349.2355478648.

The spelling of 42594677 in words is "forty-two million, five hundred ninety-four thousand, six hundred seventy-seven".