420600407 has 8 divisors (see below), whose sum is σ = 423466800. Its totient is φ = 417743424.

The previous prime is 420600347. The next prime is 420600419. The reversal of 420600407 is 704006024.

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

It is a cyclic number.

It is not a de Polignac number, because 420600407 - 2⁸ = 420600151 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (420600457) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 102644 + ... + 106662.

It is an arithmetic number, because the mean of its divisors is an integer number (52933350).

Almost surely, 2^420600407 is an apocalyptic number.

420600407 is a deficient number, since it is larger than the sum of its proper divisors (2866393).

420600407 is a wasteful number, since it uses less digits than its factorization.

420600407 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4705.

The product of its (nonzero) digits is 1344, while the sum is 23.

The square root of 420600407 is about 20508.5447314040. The cubic root of 420600407 is about 749.2439236839.

The spelling of 420600407 in words is "four hundred twenty million, six hundred thousand, four hundred seven".