421068832 has 24 divisors (see below), whose sum is σ = 830822076. Its totient is φ = 210066432.

The previous prime is 421068799. The next prime is 421068833. The reversal of 421068832 is 238860124.

It can be written as a sum of positive squares in 2 ways, for example, as 417957136 + 3111696 = 20444^2 + 1764^2 .

It is a super-2 number, since 2×421068832² = 354597922563688448, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (421068833) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 228 + ... + 29020.

Almost surely, 2^421068832 is an apocalyptic number.

It is an amenable number.

421068832 is a deficient number, since it is larger than the sum of its proper divisors (409753244).

421068832 is a wasteful number, since it uses less digits than its factorization.

421068832 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29260 (or 29252 counting only the distinct ones).

The product of its (nonzero) digits is 18432, while the sum is 34.

The square root of 421068832 is about 20519.9617933368. The cubic root of 421068832 is about 749.5219661911.

The spelling of 421068832 in words is "four hundred twenty-one million, sixty-eight thousand, eight hundred thirty-two".