2797238 has 4 divisors (see below), whose sum is σ = 4195860. Its totient is φ = 1398618.

The previous prime is 2797229. The next prime is 2797241. The reversal of 2797238 is 8327972.

It is a semiprime because it is the product of two primes.

It is a d-powerful number, because it can be written as 2¹⁷ + 7⁴ + 9⁶ + 7⁴ + 2²¹ + 3 + 8⁵ .

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 699308 + ... + 699311.

It is an arithmetic number, because the mean of its divisors is an integer number (1048965).

2^2797238 is an apocalyptic number.

2797238 is a deficient number, since it is larger than the sum of its proper divisors (1398622).

2797238 is a wasteful number, since it uses less digits than its factorization.

2797238 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1398621.

The product of its digits is 42336, while the sum is 38.

The square root of 2797238 is about 1672.4945440868. The cubic root of 2797238 is about 140.8996150157.

The spelling of 2797238 in words is "two million, seven hundred ninety-seven thousand, two hundred thirty-eight".