6223990 has 8 divisors (see below), whose sum is σ = 11203200. Its totient is φ = 2489592.

The previous prime is 6223967. The next prime is 6223993. The reversal of 6223990 is 993226.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6223993) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 311190 + ... + 311209.

It is an arithmetic number, because the mean of its divisors is an integer number (1400400).

Almost surely, 2^6223990 is an apocalyptic number.

6223990 is a deficient number, since it is larger than the sum of its proper divisors (4979210).

6223990 is a wasteful number, since it uses less digits than its factorization.

6223990 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 622406.

The product of its (nonzero) digits is 5832, while the sum is 31.

The square root of 6223990 is about 2494.7925765482. The cubic root of 6223990 is about 183.9456952220.

The spelling of 6223990 in words is "six million, two hundred twenty-three thousand, nine hundred ninety".