6673857406 has 16 divisors (see below), whose sum is σ = 10418012640. Its totient is φ = 3202564960.

The previous prime is 6673857401. The next prime is 6673857419. The reversal of 6673857406 is 6047583766.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6673857401) 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, 334825 + ... + 354196.

It is an arithmetic number, because the mean of its divisors is an integer number (651125790).

Almost surely, 2^6673857406 is an apocalyptic number.

6673857406 is a deficient number, since it is larger than the sum of its proper divisors (3744155234).

6673857406 is a wasteful number, since it uses less digits than its factorization.

6673857406 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 689219.

The product of its (nonzero) digits is 5080320, while the sum is 52.

The square root of 6673857406 is about 81693.6803308555. The cubic root of 6673857406 is about 1882.7484890969.

The spelling of 6673857406 in words is "six billion, six hundred seventy-three million, eight hundred fifty-seven thousand, four hundred six".