42599701 has 2 divisors, whose sum is σ = 42599702. Its totient is φ = 42599700.

The previous prime is 42599699. The next prime is 42599717. The reversal of 42599701 is 10799524.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 42588676 + 11025 = 6526^2 + 105^2 .

It is a cyclic number.

It is not a de Polignac number, because 42599701 - 2¹ = 42599699 is a prime.

Together with 42599699, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (42599771) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21299850 + 21299851.

It is an arithmetic number, because the mean of its divisors is an integer number (21299851).

Almost surely, 2^42599701 is an apocalyptic number.

It is an amenable number.

42599701 is a deficient number, since it is larger than the sum of its proper divisors (1).

42599701 is an equidigital number, since it uses as much as digits as its factorization.

42599701 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 22680, while the sum is 37.

The square root of 42599701 is about 6526.8446434705. The cubic root of 42599701 is about 349.2492779874.

The spelling of 42599701 in words is "forty-two million, five hundred ninety-nine thousand, seven hundred one".