420966966 has 16 divisors (see below), whose sum is σ = 962210304. Its totient is φ = 120276264.

The previous prime is 420966961. The next prime is 420966979. The reversal of 420966966 is 669669024.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (420966961) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5011470 + ... + 5011553.

It is an arithmetic number, because the mean of its divisors is an integer number (60138144).

Almost surely, 2^420966966 is an apocalyptic number.

420966966 is an abundant number, since it is smaller than the sum of its proper divisors (541243338).

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

420966966 is a wasteful number, since it uses less digits than its factorization.

420966966 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10023035.

The product of its (nonzero) digits is 839808, while the sum is 48.

The square root of 420966966 is about 20517.4795235672. The cubic root of 420966966 is about 749.4615192550.

The spelling of 420966966 in words is "four hundred twenty million, nine hundred sixty-six thousand, nine hundred sixty-six".