42593273 has 2 divisors, whose sum is σ = 42593274. Its totient is φ = 42593272.

The previous prime is 42593267. The next prime is 42593293. The reversal of 42593273 is 37239524.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 30780304 + 11812969 = 5548^2 + 3437^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-42593273 is a prime.

It is not a weakly prime, because it can be changed into another prime (42593293) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21296636 + 21296637.

It is an arithmetic number, because the mean of its divisors is an integer number (21296637).

Almost surely, 2^42593273 is an apocalyptic number.

It is an amenable number.

42593273 is a deficient number, since it is larger than the sum of its proper divisors (1).

42593273 is an equidigital number, since it uses as much as digits as its factorization.

42593273 is an evil number, because the sum of its binary digits is even.

The product of its digits is 45360, while the sum is 35.

The square root of 42593273 is about 6526.3521970546. The cubic root of 42593273 is about 349.2317106710.

The spelling of 42593273 in words is "forty-two million, five hundred ninety-three thousand, two hundred seventy-three".