2771442 has 32 divisors (see below), whose sum is σ = 6523200. Its totient is φ = 869184.

The previous prime is 2771437. The next prime is 2771467. The reversal of 2771442 is 2441772.

It is a happy number.

2771442 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 592 + ... + 2427.

It is an arithmetic number, because the mean of its divisors is an integer number (203850).

2^2771442 is an apocalyptic number.

2771442 is an abundant number, since it is smaller than the sum of its proper divisors (3751758).

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

2771442 is a wasteful number, since it uses less digits than its factorization.

2771442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3047 (or 3041 counting only the distinct ones).

The product of its digits is 3136, while the sum is 27.

The square root of 2771442 is about 1664.7648482594. The cubic root of 2771442 is about 140.4651534846.

The spelling of 2771442 in words is "two million, seven hundred seventy-one thousand, four hundred forty-two".