10403316 has 144 divisors (see below), whose sum is σ = 34245120. Its totient is φ = 2682720.

The previous prime is 10403311. The next prime is 10403333. The reversal of 10403316 is 61330401.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10403311) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 74775 + ... + 74913.

Almost surely, 2^10403316 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 10403316, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (17122560).

10403316 is an abundant number, since it is smaller than the sum of its proper divisors (23841804).

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

10403316 is a wasteful number, since it uses less digits than its factorization.

10403316 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 176 (or 162 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 18.

The square root of 10403316 is about 3225.4171823192. The cubic root of 10403316 is about 218.3017732419.

Adding to 10403316 its reverse (61330401), we get a palindrome (71733717).

It can be divided in two parts, 1040 and 3316, that added together give a square (4356 = 66²).

The spelling of 10403316 in words is "ten million, four hundred three thousand, three hundred sixteen".