2272734 has 24 divisors (see below), whose sum is σ = 5084352. Its totient is φ = 732960.

The previous prime is 2272733. The next prime is 2272757. The reversal of 2272734 is 4372722.

It is a Curzon number.

It is a plaindrome in base 16.

It is a junction number, because it is equal to n+sod(n) for n = 2272698 and 2272707.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2272733) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1479 + ... + 2594.

It is an arithmetic number, because the mean of its divisors is an integer number (211848).

2^2272734 is an apocalyptic number.

2272734 is an abundant number, since it is smaller than the sum of its proper divisors (2811618).

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

2272734 is a wasteful number, since it uses less digits than its factorization.

2272734 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4112 (or 4109 counting only the distinct ones).

The product of its digits is 4704, while the sum is 27.

The square root of 2272734 is about 1507.5589540711. The cubic root of 2272734 is about 131.4769244401.

The spelling of 2272734 in words is "two million, two hundred seventy-two thousand, seven hundred thirty-four".