2944620 has 192 divisors, whose sum is σ = 11289600. Its totient is φ = 622080.

The previous prime is 2944619. The next prime is 2944637. The reversal of 2944620 is 264492.

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

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 63 ways as a sum of consecutive naturals, for example, 71800 + ... + 71840.

It is an arithmetic number, because the mean of its divisors is an integer number (58800).

2^2944620 is an apocalyptic number.

2944620 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2944620, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5644800).

2944620 is an abundant number, since it is smaller than the sum of its proper divisors (8344980).

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

2944620 is a wasteful number, since it uses less digits than its factorization.

2944620 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 85 (or 77 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 27.

The square root of 2944620 is about 1715.9895104575. The cubic root of 2944620 is about 143.3319752290.

The spelling of 2944620 in words is "two million, nine hundred forty-four thousand, six hundred twenty".