42594977 has 2 divisors, whose sum is σ = 42594978. Its totient is φ = 42594976.

The previous prime is 42594971. The next prime is 42595001. The reversal of 42594977 is 77949524.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 26666896 + 15928081 = 5164^2 + 3991^2 .

It is a cyclic number.

It is not a de Polignac number, because 42594977 - 2⁶ = 42594913 is a prime.

It is not a weakly prime, because it can be changed into another prime (42594971) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21297488 + 21297489.

It is an arithmetic number, because the mean of its divisors is an integer number (21297489).

Almost surely, 2^42594977 is an apocalyptic number.

It is an amenable number.

42594977 is a deficient number, since it is larger than the sum of its proper divisors (1).

42594977 is an equidigital number, since it uses as much as digits as its factorization.

42594977 is an evil number, because the sum of its binary digits is even.

The product of its digits is 635040, while the sum is 47.

The square root of 42594977 is about 6526.4827434078. The cubic root of 42594977 is about 349.2363677671.

The spelling of 42594977 in words is "forty-two million, five hundred ninety-four thousand, nine hundred seventy-seven".