42310733 has 2 divisors, whose sum is σ = 42310734. Its totient is φ = 42310732.

The previous prime is 42310717. The next prime is 42310747. The reversal of 42310733 is 33701324.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 22401289 + 19909444 = 4733^2 + 4462^2 .

It is a cyclic number.

It is not a de Polignac number, because 42310733 - 2⁴ = 42310717 is a prime.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 42310699 and 42310708.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (42312733) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21155366 + 21155367.

It is an arithmetic number, because the mean of its divisors is an integer number (21155367).

Almost surely, 2^42310733 is an apocalyptic number.

It is an amenable number.

42310733 is a deficient number, since it is larger than the sum of its proper divisors (1).

42310733 is an equidigital number, since it uses as much as digits as its factorization.

42310733 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1512, while the sum is 23.

The square root of 42310733 is about 6504.6700915573. The cubic root of 42310733 is about 348.4577941473.

The spelling of 42310733 in words is "forty-two million, three hundred ten thousand, seven hundred thirty-three".