420064246 has 32 divisors (see below), whose sum is σ = 746496000. Its totient is φ = 173457312.

The previous prime is 420064243. The next prime is 420064259. The reversal of 420064246 is 642460024.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (420064243) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 291195 + ... + 292633.

It is an arithmetic number, because the mean of its divisors is an integer number (23328000).

Almost surely, 2^420064246 is an apocalyptic number.

420064246 is a deficient number, since it is larger than the sum of its proper divisors (326431754).

420064246 is a wasteful number, since it uses less digits than its factorization.

420064246 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2196.

The product of its (nonzero) digits is 9216, while the sum is 28.

The square root of 420064246 is about 20495.4689138844. The cubic root of 420064246 is about 748.9254217032.

The spelling of 420064246 in words is "four hundred twenty million, sixty-four thousand, two hundred forty-six".