420846244 has 24 divisors (see below), whose sum is σ = 906438848. Its totient is φ = 166488480.

The previous prime is 420846227. The next prime is 420846287. The reversal of 420846244 is 442648024.

It is a super-2 number, since 2×420846244² = 354223122177815072, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 577722 + ... + 578449.

Almost surely, 2^420846244 is an apocalyptic number.

It is an amenable number.

420846244 is an abundant number, since it is smaller than the sum of its proper divisors (485592604).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

420846244 is a wasteful number, since it uses less digits than its factorization.

420846244 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1156195 (or 1156193 counting only the distinct ones).

The product of its (nonzero) digits is 49152, while the sum is 34.

The square root of 420846244 is about 20514.5373820615. The cubic root of 420846244 is about 749.3898706056.

The spelling of 420846244 in words is "four hundred twenty million, eight hundred forty-six thousand, two hundred forty-four".