420934282 has 8 divisors (see below), whose sum is σ = 641752452. Its totient is φ = 207016800.

The previous prime is 420934277. The next prime is 420934301. The reversal of 420934282 is 282439024.

It can be written as a sum of positive squares in 2 ways, for example, as 328370641 + 92563641 = 18121^2 + 9621^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1725019 + ... + 1725262.

Almost surely, 2^420934282 is an apocalyptic number.

420934282 is a deficient number, since it is larger than the sum of its proper divisors (220818170).

420934282 is a wasteful number, since it uses less digits than its factorization.

420934282 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3450344.

The product of its (nonzero) digits is 27648, while the sum is 34.

The square root of 420934282 is about 20516.6830165112. The cubic root of 420934282 is about 749.4421226148.

The spelling of 420934282 in words is "four hundred twenty million, nine hundred thirty-four thousand, two hundred eighty-two".