2573220 has 48 divisors (see below), whose sum is σ = 7761600. Its totient is φ = 633216.

The previous prime is 2573209. The next prime is 2573231. The reversal of 2573220 is 223752.

2573220 is digitally balanced in base 5, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (2573209) and next prime (2573231).

It is a super-2 number, since 2×2573220² = 13242922336800, which contains 22 as substring.

It is an Ulam number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 870 + ... + 2429.

It is an arithmetic number, because the mean of its divisors is an integer number (161700).

2^2573220 is an apocalyptic number.

2573220 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2573220 is an abundant number, since it is smaller than the sum of its proper divisors (5188380).

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

2573220 is a wasteful number, since it uses less digits than its factorization.

2573220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3324 (or 3322 counting only the distinct ones).

The product of its (nonzero) digits is 840, while the sum is 21.

The square root of 2573220 is about 1604.1259302187. The cubic root of 2573220 is about 137.0331494898.

Adding to 2573220 its reverse (223752), we get a palindrome (2796972).

It can be divided in two parts, 25732 and 20, that added together give a palindrome (25752).

The spelling of 2573220 in words is "two million, five hundred seventy-three thousand, two hundred twenty".