42737423 has 2 divisors, whose sum is σ = 42737424. Its totient is φ = 42737422.

The previous prime is 42737411. The next prime is 42737449. The reversal of 42737423 is 32473724.

42737423 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 42737423 - 2⁴ = 42737407 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 42737423.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (42736423) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21368711 + 21368712.

It is an arithmetic number, because the mean of its divisors is an integer number (21368712).

Almost surely, 2^42737423 is an apocalyptic number.

42737423 is a deficient number, since it is larger than the sum of its proper divisors (1).

42737423 is an equidigital number, since it uses as much as digits as its factorization.

42737423 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 28224, while the sum is 32.

The square root of 42737423 is about 6537.3865573331. The cubic root of 42737423 is about 349.6252396873.

The spelling of 42737423 in words is "forty-two million, seven hundred thirty-seven thousand, four hundred twenty-three".