2778334 has 8 divisors (see below), whose sum is σ = 4488120. Its totient is φ = 1282296.

The previous prime is 2778329. The next prime is 2778341. The reversal of 2778334 is 4338772.

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

It is a d-powerful number, because it can be written as 2⁷ + 7⁶ + 7⁷ + 8 + 3¹¹ + 3¹³ + 4⁸ .

It is a self number, because there is not a number n which added to its sum of digits gives 2778334.

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, 53404 + ... + 53455.

It is an arithmetic number, because the mean of its divisors is an integer number (561015).

2^2778334 is an apocalyptic number.

2778334 is a deficient number, since it is larger than the sum of its proper divisors (1709786).

2778334 is a wasteful number, since it uses less digits than its factorization.

2778334 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 106874.

The product of its digits is 28224, while the sum is 34.

The square root of 2778334 is about 1666.8335249808. The cubic root of 2778334 is about 140.5814929773.

The spelling of 2778334 in words is "two million, seven hundred seventy-eight thousand, three hundred thirty-four".