2772427 has 4 divisors (see below), whose sum is σ = 3168496. Its totient is φ = 2376360.

The previous prime is 2772421. The next prime is 2772433. The reversal of 2772427 is 7242772.

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

It is an interprime number because it is at equal distance from previous prime (2772421) and next prime (2772433).

It is not a de Polignac number, because 2772427 - 2¹⁹ = 2248139 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2772421) 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, 198024 + ... + 198037.

It is an arithmetic number, because the mean of its divisors is an integer number (792124).

2^2772427 is an apocalyptic number.

2772427 is a deficient number, since it is larger than the sum of its proper divisors (396069).

2772427 is an equidigital number, since it uses as much as digits as its factorization.

2772427 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 396068.

The product of its digits is 10976, while the sum is 31.

The square root of 2772427 is about 1665.0606595557. The cubic root of 2772427 is about 140.4817924507.

It can be divided in two parts, 277 and 2427, that added together give a square (2704 = 52²).

The spelling of 2772427 in words is "two million, seven hundred seventy-two thousand, four hundred twenty-seven".