421007714 has 16 divisors (see below), whose sum is σ = 654314496. Its totient is φ = 202953600.

The previous prime is 421007701. The next prime is 421007731. The reversal of 421007714 is 417700124.

It is a Curzon number.

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, 4274 + ... + 29330.

It is an arithmetic number, because the mean of its divisors is an integer number (40894656).

Almost surely, 2^421007714 is an apocalyptic number.

421007714 is a deficient number, since it is larger than the sum of its proper divisors (233306782).

421007714 is a wasteful number, since it uses less digits than its factorization.

421007714 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25361.

The product of its (nonzero) digits is 1568, while the sum is 26.

The square root of 421007714 is about 20518.4725065001. The cubic root of 421007714 is about 749.4857001489.

Adding to 421007714 its reverse (417700124), we get a palindrome (838707838).

The spelling of 421007714 in words is "four hundred twenty-one million, seven thousand, seven hundred fourteen".