42404083 has 2 divisors, whose sum is σ = 42404084. Its totient is φ = 42404082.

The previous prime is 42404039. The next prime is 42404093. The reversal of 42404083 is 38040424.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 42404083 - 2¹³ = 42395891 is a prime.

It is equal to p_2570713 and since 42404083 and 2570713 have the same sum of digits, it is a Honaker prime.

It is not a weakly prime, because it can be changed into another prime (42404093) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21202041 + 21202042.

It is an arithmetic number, because the mean of its divisors is an integer number (21202042).

Almost surely, 2^42404083 is an apocalyptic number.

42404083 is a deficient number, since it is larger than the sum of its proper divisors (1).

42404083 is an equidigital number, since it uses as much as digits as its factorization.

42404083 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3072, while the sum is 25.

The square root of 42404083 is about 6511.8417517627. The cubic root of 42404083 is about 348.7138729208.

The spelling of 42404083 in words is "forty-two million, four hundred four thousand, eighty-three".