42916361 has 2 divisors, whose sum is σ = 42916362. Its totient is φ = 42916360.

The previous prime is 42916351. The next prime is 42916387. The reversal of 42916361 is 16361924.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 39187600 + 3728761 = 6260^2 + 1931^2 .

It is a cyclic number.

It is not a de Polignac number, because 42916361 - 2⁶ = 42916297 is a prime.

It is not a weakly prime, because it can be changed into another prime (42916331) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21458180 + 21458181.

It is an arithmetic number, because the mean of its divisors is an integer number (21458181).

Almost surely, 2^42916361 is an apocalyptic number.

It is an amenable number.

42916361 is a deficient number, since it is larger than the sum of its proper divisors (1).

42916361 is an equidigital number, since it uses as much as digits as its factorization.

42916361 is an evil number, because the sum of its binary digits is even.

The product of its digits is 7776, while the sum is 32.

The square root of 42916361 is about 6551.0580061544. The cubic root of 42916361 is about 350.1125107673.

The spelling of 42916361 in words is "forty-two million, nine hundred sixteen thousand, three hundred sixty-one".