42657383 has 2 divisors, whose sum is σ = 42657384. Its totient is φ = 42657382.

The previous prime is 42657379. The next prime is 42657401. The reversal of 42657383 is 38375624.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 42657383 - 2² = 42657379 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (42657313) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21328691 + 21328692.

It is an arithmetic number, because the mean of its divisors is an integer number (21328692).

Almost surely, 2^42657383 is an apocalyptic number.

42657383 is a deficient number, since it is larger than the sum of its proper divisors (1).

42657383 is an equidigital number, since it uses as much as digits as its factorization.

42657383 is an evil number, because the sum of its binary digits is even.

The product of its digits is 120960, while the sum is 38.

The square root of 42657383 is about 6531.2619760656. The cubic root of 42657383 is about 349.4068402129.

The spelling of 42657383 in words is "forty-two million, six hundred fifty-seven thousand, three hundred eighty-three".