2271534 has 16 divisors (see below), whose sum is σ = 4572288. Its totient is φ = 752312.

The previous prime is 2271499. The next prime is 2271551. The reversal of 2271534 is 4351722.

It is a d-powerful number, because it can be written as 2¹⁵ + 2²¹ + 7³ + 1 + 5⁷ + 3¹⁰ + 4⁶ .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 132 + ... + 2135.

It is an arithmetic number, because the mean of its divisors is an integer number (285768).

2^2271534 is an apocalyptic number.

2271534 is an abundant number, since it is smaller than the sum of its proper divisors (2300754).

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

2271534 is a wasteful number, since it uses less digits than its factorization.

2271534 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2439.

The product of its digits is 1680, while the sum is 24.

The square root of 2271534 is about 1507.1609071363. The cubic root of 2271534 is about 131.4537804961.

The spelling of 2271534 in words is "two million, two hundred seventy-one thousand, five hundred thirty-four".