421687714 has 8 divisors (see below), whose sum is σ = 722893248. Its totient is φ = 180723300.

The previous prime is 421687687. The next prime is 421687723. The reversal of 421687714 is 417786124.

It is a happy number.

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

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, 15060262 + ... + 15060289.

It is an arithmetic number, because the mean of its divisors is an integer number (90361656).

Almost surely, 2^421687714 is an apocalyptic number.

421687714 is a deficient number, since it is larger than the sum of its proper divisors (301205534).

421687714 is a wasteful number, since it uses less digits than its factorization.

421687714 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30120560.

The product of its digits is 75264, while the sum is 40.

The square root of 421687714 is about 20535.0362551421. The cubic root of 421687714 is about 749.8889992763. Note that the first 3 decimals are identical.

The spelling of 421687714 in words is "four hundred twenty-one million, six hundred eighty-seven thousand, seven hundred fourteen".