10403442 has 24 divisors (see below), whose sum is σ = 25761216. Its totient is φ = 2972376.

The previous prime is 10403441. The next prime is 10403443. The reversal of 10403442 is 24430401.

It is an interprime number because it is at equal distance from previous prime (10403441) and next prime (10403443).

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

It is not an unprimeable number, because it can be changed into a prime (10403441) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 41158 + ... + 41409.

It is an arithmetic number, because the mean of its divisors is an integer number (1073384).

Almost surely, 2^10403442 is an apocalyptic number.

10403442 is an abundant number, since it is smaller than the sum of its proper divisors (15357774).

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

10403442 is a wasteful number, since it uses less digits than its factorization.

10403442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 82582 (or 82579 counting only the distinct ones).

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

The square root of 10403442 is about 3225.4367146171. The cubic root of 10403442 is about 218.3026545606.

Adding to 10403442 its reverse (24430401), we get a palindrome (34833843).

The spelling of 10403442 in words is "ten million, four hundred three thousand, four hundred forty-two".