420095530 has 16 divisors (see below), whose sum is σ = 761614560. Its totient is φ = 166828752.

The previous prime is 420095519. The next prime is 420095531. The reversal of 420095530 is 35590024.

It is not an unprimeable number, because it can be changed into a prime (420095531) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 149724 + ... + 152503.

It is an arithmetic number, because the mean of its divisors is an integer number (47600910).

Almost surely, 2^420095530 is an apocalyptic number.

420095530 is a deficient number, since it is larger than the sum of its proper divisors (341519030).

420095530 is a wasteful number, since it uses less digits than its factorization.

420095530 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 302373.

The product of its (nonzero) digits is 5400, while the sum is 28.

The square root of 420095530 is about 20496.2320927530. The cubic root of 420095530 is about 748.9440131461.

The spelling of 420095530 in words is "four hundred twenty million, ninety-five thousand, five hundred thirty".