420589375 has 10 divisors (see below), whose sum is σ = 525569264. Its totient is φ = 336471000.

The previous prime is 420589363. The next prime is 420589391. The reversal of 420589375 is 573985024.

It is not a de Polignac number, because 420589375 - 2⁹ = 420588863 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 335847 + ... + 337096.

Almost surely, 2^420589375 is an apocalyptic number.

420589375 is a deficient number, since it is larger than the sum of its proper divisors (104979889).

420589375 is an frugal number, since it uses more digits than its factorization.

420589375 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 672963 (or 672948 counting only the distinct ones).

The product of its (nonzero) digits is 302400, while the sum is 43.

The square root of 420589375 is about 20508.2757685769. The cubic root of 420589375 is about 749.2373729443.

The spelling of 420589375 in words is "four hundred twenty million, five hundred eighty-nine thousand, three hundred seventy-five".