2772246 has 8 divisors (see below), whose sum is σ = 5544504. Its totient is φ = 924080.

The previous prime is 2772239. The next prime is 2772247. The reversal of 2772246 is 6422772.

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

2772246 is an admirable number.

It is an Ulam number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2772247) 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, 231015 + ... + 231026.

It is an arithmetic number, because the mean of its divisors is an integer number (693063).

2^2772246 is an apocalyptic number.

2772246 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2772246 is a wasteful number, since it uses less digits than its factorization.

2772246 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 462046.

The product of its digits is 9408, while the sum is 30.

The square root of 2772246 is about 1665.0063062944. The cubic root of 2772246 is about 140.4787352307.

The spelling of 2772246 in words is "two million, seven hundred seventy-two thousand, two hundred forty-six".