420614875 has 16 divisors (see below), whose sum is σ = 552558240. Its totient is φ = 318780000.

The previous prime is 420614861. The next prime is 420614899. The reversal of 420614875 is 578416024.

It is not a de Polignac number, because 420614875 - 2¹⁷ = 420483803 is a prime.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 86176 + ... + 90925.

It is an arithmetic number, because the mean of its divisors is an integer number (34534890).

Almost surely, 2^420614875 is an apocalyptic number.

420614875 is a deficient number, since it is larger than the sum of its proper divisors (131943365).

420614875 is a wasteful number, since it uses less digits than its factorization.

420614875 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 177135 (or 177125 counting only the distinct ones).

The product of its (nonzero) digits is 53760, while the sum is 37.

The square root of 420614875 is about 20508.8974593955. The cubic root of 420614875 is about 749.2525145274.

The spelling of 420614875 in words is "four hundred twenty million, six hundred fourteen thousand, eight hundred seventy-five".