2273053 has 4 divisors (see below), whose sum is σ = 2406780. Its totient is φ = 2139328.

The previous prime is 2273041. The next prime is 2273059. The reversal of 2273053 is 3503722.

It is a happy number.

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

It can be written as a sum of positive squares in 2 ways, for example, as 2067844 + 205209 = 1438^2 + 453^2 .

It is a cyclic number.

It is not a de Polignac number, because 2273053 - 2¹³ = 2264861 is a prime.

It is an Ulam number.

It is a Duffinian number.

2273053 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2273059) 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, 66838 + ... + 66871.

It is an arithmetic number, because the mean of its divisors is an integer number (601695).

2^2273053 is an apocalyptic number.

It is an amenable number.

2273053 is a deficient number, since it is larger than the sum of its proper divisors (133727).

2273053 is a wasteful number, since it uses less digits than its factorization.

2273053 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 133726.

The product of its (nonzero) digits is 1260, while the sum is 22.

The square root of 2273053 is about 1507.6647505331. The cubic root of 2273053 is about 131.4830755012.

Adding to 2273053 its reverse (3503722), we get a palindrome (5776775).

The spelling of 2273053 in words is "two million, two hundred seventy-three thousand, fifty-three".