421252382 has 8 divisors (see below), whose sum is σ = 665135400. Its totient is φ = 199540584.

The previous prime is 421252373. The next prime is 421252393. The reversal of 421252382 is 283252124.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5542757 + ... + 5542832.

It is an arithmetic number, because the mean of its divisors is an integer number (83141925).

Almost surely, 2^421252382 is an apocalyptic number.

421252382 is a deficient number, since it is larger than the sum of its proper divisors (243883018).

421252382 is a wasteful number, since it uses less digits than its factorization.

421252382 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11085610.

The product of its digits is 7680, while the sum is 29.

The square root of 421252382 is about 20524.4337802532. The cubic root of 421252382 is about 749.6308595287.

The spelling of 421252382 in words is "four hundred twenty-one million, two hundred fifty-two thousand, three hundred eighty-two".