42466331 has 2 divisors, whose sum is σ = 42466332. Its totient is φ = 42466330.

The previous prime is 42466279. The next prime is 42466339. The reversal of 42466331 is 13366424.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-42466331 is a prime.

It is a super-2 number, since 2×42466331² = 3606778537203122, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 42466294 and 42466303.

It is not a weakly prime, because it can be changed into another prime (42466339) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21233165 + 21233166.

It is an arithmetic number, because the mean of its divisors is an integer number (21233166).

Almost surely, 2^42466331 is an apocalyptic number.

42466331 is a deficient number, since it is larger than the sum of its proper divisors (1).

42466331 is an equidigital number, since it uses as much as digits as its factorization.

42466331 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 10368, while the sum is 29.

The square root of 42466331 is about 6516.6195991480. The cubic root of 42466331 is about 348.8844235428.

The spelling of 42466331 in words is "forty-two million, four hundred sixty-six thousand, three hundred thirty-one".