6623870 has 16 divisors (see below), whose sum is σ = 13007088. Its totient is φ = 2408640.

The previous prime is 6623857. The next prime is 6623873. The reversal of 6623870 is 783266.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6623873) 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, 29999 + ... + 30218.

It is an arithmetic number, because the mean of its divisors is an integer number (812943).

Almost surely, 2^6623870 is an apocalyptic number.

6623870 is a deficient number, since it is larger than the sum of its proper divisors (6383218).

6623870 is a wasteful number, since it uses less digits than its factorization.

6623870 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 60235.

The product of its (nonzero) digits is 12096, while the sum is 32.

The square root of 6623870 is about 2573.6880152808. The cubic root of 6623870 is about 187.8036088576.

The spelling of 6623870 in words is "six million, six hundred twenty-three thousand, eight hundred seventy".