421960713 has 4 divisors (see below), whose sum is σ = 562614288. Its totient is φ = 281307140.

The previous prime is 421960703. The next prime is 421960717. The reversal of 421960713 is 317069124.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 421960713 - 2⁵ = 421960681 is a prime.

It is not an unprimeable number, because it can be changed into a prime (421960717) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 70326783 + ... + 70326788.

It is an arithmetic number, because the mean of its divisors is an integer number (140653572).

Almost surely, 2^421960713 is an apocalyptic number.

It is an amenable number.

421960713 is a deficient number, since it is larger than the sum of its proper divisors (140653575).

421960713 is a wasteful number, since it uses less digits than its factorization.

421960713 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 140653574.

The product of its (nonzero) digits is 9072, while the sum is 33.

The square root of 421960713 is about 20541.6823312990. The cubic root of 421960713 is about 750.0507894494.

The spelling of 421960713 in words is "four hundred twenty-one million, nine hundred sixty thousand, seven hundred thirteen".