6738724 has 24 divisors (see below), whose sum is σ = 12458880. Its totient is φ = 3182784.

The previous prime is 6738689. The next prime is 6738727. The reversal of 6738724 is 4278376.

It is a super-2 number, since 2×6738724² = 90820802296352, which contains 22 as substring.

It is a hoax number, since the sum of its digits (37) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6738727) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7777 + ... + 8599.

It is an arithmetic number, because the mean of its divisors is an integer number (519120).

Almost surely, 2^6738724 is an apocalyptic number.

It is an amenable number.

6738724 is a deficient number, since it is larger than the sum of its proper divisors (5720156).

6738724 is a wasteful number, since it uses less digits than its factorization.

6738724 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 939 (or 937 counting only the distinct ones).

The product of its digits is 56448, while the sum is 37.

The square root of 6738724 is about 2595.9052370994. The cubic root of 6738724 is about 188.8828627579.

It can be divided in two parts, 6 and 738724, that multiplied together give a palindrome (4432344).

The spelling of 6738724 in words is "six million, seven hundred thirty-eight thousand, seven hundred twenty-four".