421063242 has 32 divisors (see below), whose sum is σ = 904986432. Its totient is φ = 130124544.

The previous prime is 421063241. The next prime is 421063261. The reversal of 421063242 is 242360124.

It is not an unprimeable number, because it can be changed into a prime (421063241) 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 15 ways as a sum of consecutive naturals, for example, 23973 + ... + 37640.

It is an arithmetic number, because the mean of its divisors is an integer number (28280826).

Almost surely, 2^421063242 is an apocalyptic number.

421063242 is an abundant number, since it is smaller than the sum of its proper divisors (483923190).

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

421063242 is a wasteful number, since it uses less digits than its factorization.

421063242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 61702.

The product of its (nonzero) digits is 2304, while the sum is 24.

The square root of 421063242 is about 20519.8255840541. The cubic root of 421063242 is about 749.5186493571.

The spelling of 421063242 in words is "four hundred twenty-one million, sixty-three thousand, two hundred forty-two".