42598807 has 2 divisors, whose sum is σ = 42598808. Its totient is φ = 42598806.

The previous prime is 42598799. The next prime is 42598823. The reversal of 42598807 is 70889524.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 42598807 - 2³ = 42598799 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (42598307) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21299403 + 21299404.

It is an arithmetic number, because the mean of its divisors is an integer number (21299404).

Almost surely, 2^42598807 is an apocalyptic number.

42598807 is a deficient number, since it is larger than the sum of its proper divisors (1).

42598807 is an equidigital number, since it uses as much as digits as its factorization.

42598807 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 161280, while the sum is 43.

The square root of 42598807 is about 6526.7761567255. The cubic root of 42598807 is about 349.2468348479.

The spelling of 42598807 in words is "forty-two million, five hundred ninety-eight thousand, eight hundred seven".