6890064 has 60 divisors (see below), whose sum is σ = 18811296. Its totient is φ = 2169024.

The previous prime is 6890063. The next prime is 6890077. The reversal of 6890064 is 4600986.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6890063) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 87177 + ... + 87255.

Almost surely, 2^6890064 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 6890064, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (9405648).

6890064 is an abundant number, since it is smaller than the sum of its proper divisors (11921232).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

6890064 is a wasteful number, since it uses less digits than its factorization.

6890064 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 192 (or 107 counting only the distinct ones).

The product of its (nonzero) digits is 10368, while the sum is 33.

The square root of 6890064 is about 2624.8931406821. The cubic root of 6890064 is about 190.2864009416.

The spelling of 6890064 in words is "six million, eight hundred ninety thousand, sixty-four".