42343733 has 2 divisors, whose sum is σ = 42343734. Its totient is φ = 42343732.

The previous prime is 42343729. The next prime is 42343751. The reversal of 42343733 is 33734324.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 40475044 + 1868689 = 6362^2 + 1367^2 .

It is a cyclic number.

It is not a de Polignac number, because 42343733 - 2² = 42343729 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 42343696 and 42343705.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (42343033) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21171866 + 21171867.

It is an arithmetic number, because the mean of its divisors is an integer number (21171867).

Almost surely, 2^42343733 is an apocalyptic number.

It is an amenable number.

42343733 is a deficient number, since it is larger than the sum of its proper divisors (1).

42343733 is an equidigital number, since it uses as much as digits as its factorization.

42343733 is an evil number, because the sum of its binary digits is even.

The product of its digits is 18144, while the sum is 29.

The square root of 42343733 is about 6507.2062361662. The cubic root of 42343733 is about 348.5483631207.

The spelling of 42343733 in words is "forty-two million, three hundred forty-three thousand, seven hundred thirty-three".