420041012 has 12 divisors (see below), whose sum is σ = 735637476. Its totient is φ = 209858880.

The previous prime is 420041009. The next prime is 420041077. The reversal of 420041012 is 210140024.

It can be written as a sum of positive squares in 2 ways, for example, as 382046116 + 37994896 = 19546^2 + 6164^2 .

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 34463 + ... + 45030.

It is an arithmetic number, because the mean of its divisors is an integer number (61303123).

Almost surely, 2^420041012 is an apocalyptic number.

It is an amenable number.

420041012 is a deficient number, since it is larger than the sum of its proper divisors (315596464).

420041012 is a wasteful number, since it uses less digits than its factorization.

420041012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 80818 (or 80816 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 14.

The square root of 420041012 is about 20494.9020978389. The cubic root of 420041012 is about 748.9116136137.

Adding to 420041012 its reverse (210140024), we get a palindrome (630181036).

The spelling of 420041012 in words is "four hundred twenty million, forty-one thousand, twelve".