6618364 has 12 divisors (see below), whose sum is σ = 11611600. Its totient is φ = 3300768.

The previous prime is 6618349. The next prime is 6618401. The reversal of 6618364 is 4638166.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 129 + ... + 3640.

Almost surely, 2^6618364 is an apocalyptic number.

It is an amenable number.

6618364 is a deficient number, since it is larger than the sum of its proper divisors (4993236).

6618364 is a wasteful number, since it uses less digits than its factorization.

6618364 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4212 (or 4210 counting only the distinct ones).

The product of its digits is 20736, while the sum is 34.

The square root of 6618364 is about 2572.6181216807. The cubic root of 6618364 is about 187.7515580517.

It can be divided in two parts, 661 and 8364, that added together give a square (9025 = 95²).

The spelling of 6618364 in words is "six million, six hundred eighteen thousand, three hundred sixty-four".