407671007 has 4 divisors (see below), whose sum is σ = 407712696. Its totient is φ = 407629320.

The previous prime is 407670979. The next prime is 407671031. The reversal of 407671007 is 700176704.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 407671007 - 2⁸ = 407670751 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (407671057) 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, 2657 + ... + 28677.

It is an arithmetic number, because the mean of its divisors is an integer number (101928174).

Almost surely, 2^407671007 is an apocalyptic number.

407671007 is a deficient number, since it is larger than the sum of its proper divisors (41689).

407671007 is a wasteful number, since it uses less digits than its factorization.

407671007 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41688.

The product of its (nonzero) digits is 8232, while the sum is 32.

The square root of 407671007 is about 20190.8644440995. The cubic root of 407671007 is about 741.4865460897.

The spelling of 407671007 in words is "four hundred seven million, six hundred seventy-one thousand, seven".