42483709 has 2 divisors, whose sum is σ = 42483710. Its totient is φ = 42483708.

The previous prime is 42483673. The next prime is 42483713. The reversal of 42483709 is 90738424.

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., 42120100 + 363609 = 6490^2 + 603^2 .

It is a cyclic number.

It is not a de Polignac number, because 42483709 - 2²¹ = 40386557 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (42483109) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21241854 + 21241855.

It is an arithmetic number, because the mean of its divisors is an integer number (21241855).

Almost surely, 2^42483709 is an apocalyptic number.

It is an amenable number.

42483709 is a deficient number, since it is larger than the sum of its proper divisors (1).

42483709 is an equidigital number, since it uses as much as digits as its factorization.

42483709 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 48384, while the sum is 37.

The square root of 42483709 is about 6517.9528227811. The cubic root of 42483709 is about 348.9320070169.

The spelling of 42483709 in words is "forty-two million, four hundred eighty-three thousand, seven hundred nine".