103443426 has 16 divisors (see below), whose sum is σ = 229874400. Its totient is φ = 34481124.

The previous prime is 103443421. The next prime is 103443433. The reversal of 103443426 is 624344301.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a self number, because there is not a number n which added to its sum of digits gives 103443426.

It is not an unprimeable number, because it can be changed into a prime (103443421) 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, 957756 + ... + 957863.

It is an arithmetic number, because the mean of its divisors is an integer number (14367150).

Almost surely, 2^103443426 is an apocalyptic number.

103443426 is an abundant number, since it is smaller than the sum of its proper divisors (126430974).

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

103443426 is a wasteful number, since it uses less digits than its factorization.

103443426 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1915630 (or 1915624 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 27.

The square root of 103443426 is about 10170.7141342189. The cubic root of 103443426 is about 469.4265315943.

Adding to 103443426 its reverse (624344301), we get a palindrome (727787727).

The spelling of 103443426 in words is "one hundred three million, four hundred forty-three thousand, four hundred twenty-six".