2784122 has 8 divisors (see below), whose sum is σ = 4555872. Its totient is φ = 1265500.

The previous prime is 2784113. The next prime is 2784137. The reversal of 2784122 is 2214872.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 2784091 and 2784100.

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, 63254 + ... + 63297.

It is an arithmetic number, because the mean of its divisors is an integer number (569484).

2^2784122 is an apocalyptic number.

2784122 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

2784122 is a deficient number, since it is larger than the sum of its proper divisors (1771750).

2784122 is a wasteful number, since it uses less digits than its factorization.

2784122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 126564.

The product of its digits is 1792, while the sum is 26.

The square root of 2784122 is about 1668.5688478454. The cubic root of 2784122 is about 140.6790479981.

Adding to 2784122 its reverse (2214872), we get a palindrome (4998994).

The spelling of 2784122 in words is "two million, seven hundred eighty-four thousand, one hundred twenty-two".