2772236 has 12 divisors (see below), whose sum is σ = 5062512. Its totient is φ = 1325808.

The previous prime is 2772227. The next prime is 2772239. The reversal of 2772236 is 6322772.

It is a super-3 number, since 3×2772236³ = 63916333115559240768, which contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 2772199 and 2772208.

It is not an unprimeable number, because it can be changed into a prime (2772239) 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, 14975 + ... + 15158.

It is an arithmetic number, because the mean of its divisors is an integer number (421876).

2^2772236 is an apocalyptic number.

It is an amenable number.

2772236 is a deficient number, since it is larger than the sum of its proper divisors (2290276).

2772236 is a wasteful number, since it uses less digits than its factorization.

2772236 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30160 (or 30158 counting only the distinct ones).

The product of its digits is 7056, while the sum is 29.

The square root of 2772236 is about 1665.0033033000. The cubic root of 2772236 is about 140.4785663196.

The spelling of 2772236 in words is "two million, seven hundred seventy-two thousand, two hundred thirty-six".