6720462 has 64 divisors (see below), whose sum is σ = 17832960. Its totient is φ = 1834272.

The previous prime is 6720443. The next prime is 6720473. The reversal of 6720462 is 2640276.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a plaindrome in base 16.

It is a congruent number.

It is an unprimeable number.

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 31 ways as a sum of consecutive naturals, for example, 8308 + ... + 9080.

It is an arithmetic number, because the mean of its divisors is an integer number (278640).

Almost surely, 2^6720462 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 6720462, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (8916480).

6720462 is an abundant number, since it is smaller than the sum of its proper divisors (11112498).

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

6720462 is a wasteful number, since it uses less digits than its factorization.

6720462 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 814 (or 808 counting only the distinct ones).

The product of its (nonzero) digits is 4032, while the sum is 27.

The square root of 6720462 is about 2592.3853880162. The cubic root of 6720462 is about 188.7120836664.

The spelling of 6720462 in words is "six million, seven hundred twenty thousand, four hundred sixty-two".