10443240 has 48 divisors (see below), whose sum is σ = 33941700. Its totient is φ = 2784768.

The previous prime is 10443239. The next prime is 10443269. The reversal of 10443240 is 4234401.

It can be written as a sum of positive squares in 2 ways, for example, as 9622404 + 820836 = 3102^2 + 906^2 .

It is a super-2 number, since 2×10443240² = 218122523395200, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 14145 + ... + 14864.

Almost surely, 2^10443240 is an apocalyptic number.

10443240 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

10443240 is an abundant number, since it is smaller than the sum of its proper divisors (23498460).

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

10443240 is a wasteful number, since it uses less digits than its factorization.

10443240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29026 (or 29019 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 18.

The square root of 10443240 is about 3231.6002227998. The cubic root of 10443240 is about 218.5806700474.

Adding to 10443240 its reverse (4234401), we get a palindrome (14677641).

The spelling of 10443240 in words is "ten million, four hundred forty-three thousand, two hundred forty".