42926743 has 2 divisors, whose sum is σ = 42926744. Its totient is φ = 42926742.

The previous prime is 42926731. The next prime is 42926749. The reversal of 42926743 is 34762924.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 42926743 - 2⁵ = 42926711 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (42926749) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21463371 + 21463372.

It is an arithmetic number, because the mean of its divisors is an integer number (21463372).

Almost surely, 2^42926743 is an apocalyptic number.

42926743 is a deficient number, since it is larger than the sum of its proper divisors (1).

42926743 is an equidigital number, since it uses as much as digits as its factorization.

42926743 is an evil number, because the sum of its binary digits is even.

The product of its digits is 72576, while the sum is 37.

The square root of 42926743 is about 6551.8503493288. The cubic root of 42926743 is about 350.1407406772.

It can be divided in two parts, 429 and 26743, that added together give a palindrome (27172).

The spelling of 42926743 in words is "forty-two million, nine hundred twenty-six thousand, seven hundred forty-three".