2774998 has 4 divisors (see below), whose sum is σ = 4162500. Its totient is φ = 1387498.

The previous prime is 2774971. The next prime is 2775001. The reversal of 2774998 is 8994772.

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

It is a super-2 number, since 2×2774998² = 15401227800008, which contains 22 as substring.

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, 693748 + ... + 693751.

It is an arithmetic number, because the mean of its divisors is an integer number (1040625).

2^2774998 is an apocalyptic number.

2774998 is a deficient number, since it is larger than the sum of its proper divisors (1387502).

2774998 is a wasteful number, since it uses less digits than its factorization.

2774998 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1387501.

The product of its digits is 254016, while the sum is 46.

The square root of 2774998 is about 1665.8325245954. The cubic root of 2774998 is about 140.5252041257.

The spelling of 2774998 in words is "two million, seven hundred seventy-four thousand, nine hundred ninety-eight".