420341530 has 16 divisors (see below), whose sum is σ = 864702720. Its totient is φ = 144117072.

The previous prime is 420341521. The next prime is 420341557. The reversal of 420341530 is 35143024.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3002370 + ... + 3002509.

It is an arithmetic number, because the mean of its divisors is an integer number (54043920).

Almost surely, 2^420341530 is an apocalyptic number.

420341530 is an abundant number, since it is smaller than the sum of its proper divisors (444361190).

420341530 is a wasteful number, since it uses less digits than its factorization.

420341530 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6004893.

The product of its (nonzero) digits is 1440, while the sum is 22.

The square root of 420341530 is about 20502.2323174819. The cubic root of 420341530 is about 749.0901737717.

Adding to 420341530 its reverse (35143024), we get a palindrome (455484554).

The spelling of 420341530 in words is "four hundred twenty million, three hundred forty-one thousand, five hundred thirty".