420552259 has 8 divisors (see below), whose sum is σ = 424021248. Its totient is φ = 417094920.

The previous prime is 420552247. The next prime is 420552269. The reversal of 420552259 is 952255024.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 420552259 - 2⁵ = 420552227 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (420552269) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 78744 + ... + 83914.

It is an arithmetic number, because the mean of its divisors is an integer number (53002656).

Almost surely, 2^420552259 is an apocalyptic number.

420552259 is a deficient number, since it is larger than the sum of its proper divisors (3468989).

420552259 is a wasteful number, since it uses less digits than its factorization.

420552259 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5825.

The product of its (nonzero) digits is 36000, while the sum is 34.

The square root of 420552259 is about 20507.3708456252. The cubic root of 420552259 is about 749.2153328310.

It can be divided in two parts, 42055225 and 9, that multiplied together give a square (378497025 = 19455²).

The spelling of 420552259 in words is "four hundred twenty million, five hundred fifty-two thousand, two hundred fifty-nine".