7066401 has 8 divisors (see below), whose sum is σ = 9746880. Its totient is φ = 4548432.

The previous prime is 7066399. The next prime is 7066429. The reversal of 7066401 is 1046607.

7066401 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

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

It is not a de Polignac number, because 7066401 - 2¹ = 7066399 is a prime.

It is not an unprimeable number, because it can be changed into a prime (7061401) 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, 40525 + ... + 40698.

It is an arithmetic number, because the mean of its divisors is an integer number (1218360).

Almost surely, 2^7066401 is an apocalyptic number.

It is an amenable number.

7066401 is a deficient number, since it is larger than the sum of its proper divisors (2680479).

7066401 is a wasteful number, since it uses less digits than its factorization.

7066401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 81255.

The product of its (nonzero) digits is 1008, while the sum is 24.

The square root of 7066401 is about 2658.2703022830. The cubic root of 7066401 is about 191.8960754860.

The spelling of 7066401 in words is "seven million, sixty-six thousand, four hundred one".