420764359 has 2 divisors, whose sum is σ = 420764360. Its totient is φ = 420764358.

The previous prime is 420764347. The next prime is 420764387. The reversal of 420764359 is 953467024.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 420764359 - 2⁵ = 420764327 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 (420764959) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 210382179 + 210382180.

It is an arithmetic number, because the mean of its divisors is an integer number (210382180).

Almost surely, 2^420764359 is an apocalyptic number.

420764359 is a deficient number, since it is larger than the sum of its proper divisors (1).

420764359 is an equidigital number, since it uses as much as digits as its factorization.

420764359 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 181440, while the sum is 40.

The square root of 420764359 is about 20512.5415051378. The cubic root of 420764359 is about 749.3412639622.

The spelling of 420764359 in words is "four hundred twenty million, seven hundred sixty-four thousand, three hundred fifty-nine".