6742764 has 72 divisors (see below), whose sum is σ = 20220928. Its totient is φ = 1924560.

The previous prime is 6742763. The next prime is 6742781. The reversal of 6742764 is 4672476.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a nude number because it is divisible by every one of its digits.

It is not an unprimeable number, because it can be changed into a prime (6742763) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 6309 + ... + 7299.

Almost surely, 2^6742764 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 6742764, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (10110464).

6742764 is an abundant number, since it is smaller than the sum of its proper divisors (13478164).

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

6742764 is a wasteful number, since it uses less digits than its factorization.

6742764 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1017 (or 1003 counting only the distinct ones).

The product of its digits is 56448, while the sum is 36.

The square root of 6742764 is about 2596.6832690954. The cubic root of 6742764 is about 188.9206015702.

The spelling of 6742764 in words is "six million, seven hundred forty-two thousand, seven hundred sixty-four".