6618734 has 4 divisors (see below), whose sum is σ = 9928104. Its totient is φ = 3309366.

The previous prime is 6618727. The next prime is 6618737. The reversal of 6618734 is 4378166.

It is a semiprime because it is the product of two primes.

It is a junction number, because it is equal to n+sod(n) for n = 6618694 and 6618703.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6618737) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1654682 + ... + 1654685.

It is an arithmetic number, because the mean of its divisors is an integer number (2482026).

Almost surely, 2^6618734 is an apocalyptic number.

6618734 is a deficient number, since it is larger than the sum of its proper divisors (3309370).

6618734 is a wasteful number, since it uses less digits than its factorization.

6618734 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3309369.

The product of its digits is 24192, while the sum is 35.

The square root of 6618734 is about 2572.6900318538. The cubic root of 6618734 is about 187.7550567402.

The spelling of 6618734 in words is "six million, six hundred eighteen thousand, seven hundred thirty-four".