420924599 has 2 divisors, whose sum is σ = 420924600. Its totient is φ = 420924598.

The previous prime is 420924593. The next prime is 420924631. The reversal of 420924599 is 995429024.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-420924599 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (420924593) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 210462299 + 210462300.

It is an arithmetic number, because the mean of its divisors is an integer number (210462300).

Almost surely, 2^420924599 is an apocalyptic number.

420924599 is a deficient number, since it is larger than the sum of its proper divisors (1).

420924599 is an equidigital number, since it uses as much as digits as its factorization.

420924599 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 233280, while the sum is 44.

The square root of 420924599 is about 20516.4470364632. The cubic root of 420924599 is about 749.4363759508.

The spelling of 420924599 in words is "four hundred twenty million, nine hundred twenty-four thousand, five hundred ninety-nine".