2720466 has 40 divisors (see below), whose sum is σ = 6969600. Its totient is φ = 776952.

The previous prime is 2720447. The next prime is 2720503. The reversal of 2720466 is 6640272.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 66 + ... + 2333.

It is an arithmetic number, because the mean of its divisors is an integer number (174240).

2^2720466 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2720466, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3484800).

2720466 is an abundant number, since it is smaller than the sum of its proper divisors (4249134).

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

2720466 is a wasteful number, since it uses less digits than its factorization.

2720466 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2420 (or 2411 counting only the distinct ones).

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

The square root of 2720466 is about 1649.3835211981. The cubic root of 2720466 is about 139.5986122034.

The spelling of 2720466 in words is "two million, seven hundred twenty thousand, four hundred sixty-six".