2274140 has 24 divisors (see below), whose sum is σ = 5210352. Its totient is φ = 826880.

The previous prime is 2274127. The next prime is 2274143. The reversal of 2274140 is 414722.

2274140 = T₁₉ + T₂₀ + ... + T₂₃₈.

2274140 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 (20).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2274143) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 4949 + ... + 5388.

It is an arithmetic number, because the mean of its divisors is an integer number (217098).

2^2274140 is an apocalyptic number.

2274140 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2274140 is an abundant number, since it is smaller than the sum of its proper divisors (2936212).

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

2274140 is a wasteful number, since it uses less digits than its factorization.

2274140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10357 (or 10355 counting only the distinct ones).

The product of its (nonzero) digits is 448, while the sum is 20.

The square root of 2274140 is about 1508.0251987285. The cubic root of 2274140 is about 131.5040310657.

Adding to 2274140 its reverse (414722), we get a palindrome (2688862).

The spelling of 2274140 in words is "two million, two hundred seventy-four thousand, one hundred forty".