421848432 has 40 divisors (see below), whose sum is σ = 1210862480. Its totient is φ = 140616000.

The previous prime is 421848419. The next prime is 421848439. The reversal of 421848432 is 234848124.

421848432 is a `hidden beast` number, since 4 + 218 + 4 + 8 + 432 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a nude number because it is divisible by every one of its digits.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (421848439) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 487819 + ... + 488682.

It is an arithmetic number, because the mean of its divisors is an integer number (30271562).

Almost surely, 2^421848432 is an apocalyptic number.

It is an amenable number.

421848432 is an abundant number, since it is smaller than the sum of its proper divisors (789014048).

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

421848432 is a wasteful number, since it uses less digits than its factorization.

421848432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 976518 (or 976506 counting only the distinct ones).

The product of its digits is 49152, while the sum is 36.

The square root of 421848432 is about 20538.9491454651. The cubic root of 421848432 is about 749.9842556695.

It can be divided in two parts, 4218 and 48432, that added together give a triangular number (52650 = T₃₂₄).

The spelling of 421848432 in words is "four hundred twenty-one million, eight hundred forty-eight thousand, four hundred thirty-two".