2704220 has 12 divisors (see below), whose sum is σ = 5678904. Its totient is φ = 1081680.

The previous prime is 2704217. The next prime is 2704253. The reversal of 2704220 is 224072.

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, 67586 + ... + 67625.

It is an arithmetic number, because the mean of its divisors is an integer number (473242).

2^2704220 is an apocalyptic number.

2704220 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2704220 is an abundant number, since it is smaller than the sum of its proper divisors (2974684).

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

2704220 is a wasteful number, since it uses less digits than its factorization.

2704220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 135220 (or 135218 counting only the distinct ones).

The product of its (nonzero) digits is 224, while the sum is 17.

The square root of 2704220 is about 1644.4512762621. The cubic root of 2704220 is about 139.3201735598.

Adding to 2704220 its reverse (224072), we get a palindrome (2928292).

The spelling of 2704220 in words is "two million, seven hundred four thousand, two hundred twenty".