2277628 has 12 divisors (see below), whose sum is σ = 4021920. Its totient is φ = 1128512.

The previous prime is 2277619. The next prime is 2277629. The reversal of 2277628 is 8267722.

It is a d-powerful number, because it can be written as 2² + 2¹⁶ + 7³ + 7⁴ + 6⁶ + 2¹⁶ + 8⁷ .

It is a junction number, because it is equal to n+sod(n) for n = 2277593 and 2277602.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2277629) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2068 + ... + 2971.

It is an arithmetic number, because the mean of its divisors is an integer number (335160).

2^2277628 is an apocalyptic number.

It is an amenable number.

2277628 is a deficient number, since it is larger than the sum of its proper divisors (1744292).

2277628 is a wasteful number, since it uses less digits than its factorization.

2277628 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5156 (or 5154 counting only the distinct ones).

The product of its digits is 18816, while the sum is 34.

The square root of 2277628 is about 1509.1812349748. The cubic root of 2277628 is about 131.5712288862.

The spelling of 2277628 in words is "two million, two hundred seventy-seven thousand, six hundred twenty-eight".