2231244528 has 40 divisors (see below), whose sum is σ = 5772475776. Its totient is φ = 742660800.

The previous prime is 2231244527. The next prime is 2231244529. The reversal of 2231244528 is 8254421322.

2231244528 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (2231244527) and next prime (2231244529).

It is a super-3 number, since 3×2231244528³ (a number of 29 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2231244523) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 468 + ... + 66803.

Almost surely, 2^2231244528 is an apocalyptic number.

It is an amenable number.

2231244528 is an abundant number, since it is smaller than the sum of its proper divisors (3541231248).

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

2231244528 is a wasteful number, since it uses less digits than its factorization.

2231244528 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 67973 (or 67967 counting only the distinct ones).

The product of its digits is 30720, while the sum is 33.

The square root of 2231244528 is about 47236.0511474022. The cubic root of 2231244528 is about 1306.7195523275.

The spelling of 2231244528 in words is "two billion, two hundred thirty-one million, two hundred forty-four thousand, five hundred twenty-eight".