42383797 has 2 divisors, whose sum is σ = 42383798. Its totient is φ = 42383796.

The previous prime is 42383777. The next prime is 42383807. The reversal of 42383797 is 79738324.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 42107121 + 276676 = 6489^2 + 526^2 .

It is a cyclic number.

It is not a de Polignac number, because 42383797 - 2¹¹ = 42381749 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (42383777) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21191898 + 21191899.

It is an arithmetic number, because the mean of its divisors is an integer number (21191899).

Almost surely, 2^42383797 is an apocalyptic number.

It is an amenable number.

42383797 is a deficient number, since it is larger than the sum of its proper divisors (1).

42383797 is an equidigital number, since it uses as much as digits as its factorization.

42383797 is an evil number, because the sum of its binary digits is even.

The product of its digits is 254016, while the sum is 43.

The square root of 42383797 is about 6510.2839415804. The cubic root of 42383797 is about 348.6582561226.

The spelling of 42383797 in words is "forty-two million, three hundred eighty-three thousand, seven hundred ninety-seven".