420063825 has 24 divisors (see below), whose sum is σ = 696644896. Its totient is φ = 223344000.

The previous prime is 420063793. The next prime is 420063887. The reversal of 420063825 is 528360024.

It is not a de Polignac number, because 420063825 - 2⁵ = 420063793 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 420063792 and 420063801.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 16365 + ... + 33285.

Almost surely, 2^420063825 is an apocalyptic number.

It is an amenable number.

420063825 is a deficient number, since it is larger than the sum of its proper divisors (276581071).

420063825 is a wasteful number, since it uses less digits than its factorization.

420063825 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17265 (or 17260 counting only the distinct ones).

The product of its (nonzero) digits is 11520, while the sum is 30.

The square root of 420063825 is about 20495.4586433190. The cubic root of 420063825 is about 748.9251715052.

The spelling of 420063825 in words is "four hundred twenty million, sixty-three thousand, eight hundred twenty-five".