43289652 has 48 divisors (see below), whose sum is σ = 116006912. Its totient is φ = 12307680.

The previous prime is 43289647. The next prime is 43289669. The reversal of 43289652 is 25698234.

It is a happy number.

It is a super-2 number, since 2×43289652² = 3747987940562208, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 43289652.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 17577 + ... + 19887.

Almost surely, 2^43289652 is an apocalyptic number.

43289652 is a gapful number since it is divisible by the number (42) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 43289652, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (58003456).

43289652 is an abundant number, since it is smaller than the sum of its proper divisors (72717260).

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

43289652 is a wasteful number, since it uses less digits than its factorization.

43289652 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2548 (or 2546 counting only the distinct ones).

The product of its digits is 103680, while the sum is 39.

The square root of 43289652 is about 6579.4872140616. The cubic root of 43289652 is about 351.1246868323.

The spelling of 43289652 in words is "forty-three million, two hundred eighty-nine thousand, six hundred fifty-two".