421060402 has 16 divisors (see below), whose sum is σ = 753201792. Its totient is φ = 172608480.

The previous prime is 421060397. The next prime is 421060421. The reversal of 421060402 is 204060124.

It is a self number, because there is not a number n which added to its sum of digits gives 421060402.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 653499 + ... + 654142.

It is an arithmetic number, because the mean of its divisors is an integer number (47075112).

Almost surely, 2^421060402 is an apocalyptic number.

421060402 is a deficient number, since it is larger than the sum of its proper divisors (332141390).

421060402 is a wasteful number, since it uses less digits than its factorization.

421060402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1307673.

The product of its (nonzero) digits is 384, while the sum is 19.

The square root of 421060402 is about 20519.7563825695. The cubic root of 421060402 is about 749.5169642280.

The spelling of 421060402 in words is "four hundred twenty-one million, sixty thousand, four hundred two".