6623946 has 24 divisors (see below), whose sum is σ = 16402464. Its totient is φ = 1892520.

The previous prime is 6623927. The next prime is 6623959. The reversal of 6623946 is 6493266.

It is a super-2 number, since 2×6623946² = 87753321221832, which contains 22 as substring.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 6623946.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 26160 + ... + 26411.

It is an arithmetic number, because the mean of its divisors is an integer number (683436).

Almost surely, 2^6623946 is an apocalyptic number.

6623946 is an abundant number, since it is smaller than the sum of its proper divisors (9778518).

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

6623946 is a wasteful number, since it uses less digits than its factorization.

6623946 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 52586 (or 52583 counting only the distinct ones).

The product of its digits is 46656, while the sum is 36.

The square root of 6623946 is about 2573.7027800428. The cubic root of 6623946 is about 187.8043271195.

It can be divided in two parts, 6623 and 946, that added together give a square (7569 = 87²).

The spelling of 6623946 in words is "six million, six hundred twenty-three thousand, nine hundred forty-six".