6734640724 has 12 divisors (see below), whose sum is σ = 13469281504. Its totient is φ = 2886274584.

The previous prime is 6734640713. The next prime is 6734640791. The reversal of 6734640724 is 4270464376.

6734640724 is an admirable number.

It is a hoax number, since the sum of its digits (43) coincides with the sum of the digits of its distinct prime factors.

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, 120261414 + ... + 120261469.

Almost surely, 2^6734640724 is an apocalyptic number.

It is an amenable number.

6734640724 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

6734640724 is a wasteful number, since it uses less digits than its factorization.

6734640724 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 240522894 (or 240522892 counting only the distinct ones).

The product of its (nonzero) digits is 677376, while the sum is 43.

The square root of 6734640724 is about 82064.8568145951. The cubic root of 6734640724 is about 1888.4470436211.

The spelling of 6734640724 in words is "six billion, seven hundred thirty-four million, six hundred forty thousand, seven hundred twenty-four".