2772384 has 24 divisors (see below), whose sum is σ = 7277760. Its totient is φ = 924096.

The previous prime is 2772383. The next prime is 2772391. The reversal of 2772384 is 4832772.

It is a tau number, because it is divible by the number of its divisors (24).

It is a super-2 number, since 2×2772384² = 15372226086912, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (2772383) 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, 14344 + ... + 14535.

It is an arithmetic number, because the mean of its divisors is an integer number (303240).

2^2772384 is an apocalyptic number.

2772384 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

2772384 is an abundant number, since it is smaller than the sum of its proper divisors (4505376).

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

2772384 is a wasteful number, since it uses less digits than its factorization.

2772384 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28892 (or 28884 counting only the distinct ones).

The product of its digits is 18816, while the sum is 33.

The square root of 2772384 is about 1665.0477470631. The cubic root of 2772384 is about 140.4810661618.

The spelling of 2772384 in words is "two million, seven hundred seventy-two thousand, three hundred eighty-four".