420646962 has 32 divisors (see below), whose sum is σ = 863218944. Its totient is φ = 136572800.

The previous prime is 420646927. The next prime is 420646973. The reversal of 420646962 is 269646024.

It is a self number, because there is not a number n which added to its sum of digits gives 420646962.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 223168 + ... + 225044.

It is an arithmetic number, because the mean of its divisors is an integer number (26975592).

Almost surely, 2^420646962 is an apocalyptic number.

420646962 is an abundant number, since it is smaller than the sum of its proper divisors (442571982).

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

420646962 is a wasteful number, since it uses less digits than its factorization.

420646962 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2834.

The product of its (nonzero) digits is 124416, while the sum is 39.

The square root of 420646962 is about 20509.6797147103. The cubic root of 420646962 is about 749.2715665197.

The spelling of 420646962 in words is "four hundred twenty million, six hundred forty-six thousand, nine hundred sixty-two".