421750468 has 24 divisors (see below), whose sum is σ = 753338880. Its totient is φ = 206525280.

The previous prime is 421750463. The next prime is 421750481. The reversal of 421750468 is 864057124.

It is not an unprimeable number, because it can be changed into a prime (421750463) 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, 145053 + ... + 147931.

It is an arithmetic number, because the mean of its divisors is an integer number (31389120).

Almost surely, 2^421750468 is an apocalyptic number.

It is an amenable number.

421750468 is a deficient number, since it is larger than the sum of its proper divisors (331588412).

421750468 is a wasteful number, since it uses less digits than its factorization.

421750468 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3627 (or 3625 counting only the distinct ones).

The product of its (nonzero) digits is 53760, while the sum is 37.

The square root of 421750468 is about 20536.5641722271. The cubic root of 421750468 is about 749.9261959968.

The spelling of 421750468 in words is "four hundred twenty-one million, seven hundred fifty thousand, four hundred sixty-eight".