2744091 has 16 divisors (see below), whose sum is σ = 4646400. Its totient is φ = 1567944.

The previous prime is 2744087. The next prime is 2744099. The reversal of 2744091 is 1904472.

It is a happy number.

It is not a de Polignac number, because 2744091 - 2² = 2744087 is a prime.

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

It is not an unprimeable number, because it can be changed into a prime (2744099) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7071 + ... + 7448.

It is an arithmetic number, because the mean of its divisors is an integer number (290400).

2^2744091 is an apocalyptic number.

2744091 is a gapful number since it is divisible by the number (21) formed by its first and last digit.

2744091 is a deficient number, since it is larger than the sum of its proper divisors (1902309).

2744091 is a wasteful number, since it uses less digits than its factorization.

2744091 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14535 (or 14529 counting only the distinct ones).

The product of its (nonzero) digits is 2016, while the sum is 27.

The square root of 2744091 is about 1656.5298065534. The cubic root of 2744091 is about 140.0015476019.

The spelling of 2744091 in words is "two million, seven hundred forty-four thousand, ninety-one".