421980352 has 14 divisors (see below), whose sum is σ = 837367388. Its totient is φ = 210990144.

The previous prime is 421980343. The next prime is 421980353. The reversal of 421980352 is 253089124.

It is not an unprimeable number, because it can be changed into a prime (421980353) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3296658 + ... + 3296785.

Almost surely, 2^421980352 is an apocalyptic number.

It is an amenable number.

421980352 is a deficient number, since it is larger than the sum of its proper divisors (415387036).

421980352 is an equidigital number, since it uses as much as digits as its factorization.

421980352 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6593455 (or 6593445 counting only the distinct ones).

The product of its (nonzero) digits is 17280, while the sum is 34.

The square root of 421980352 is about 20542.1603537700. The cubic root of 421980352 is about 750.0624256187.

The spelling of 421980352 in words is "four hundred twenty-one million, nine hundred eighty thousand, three hundred fifty-two".