103412304 has 60 divisors (see below), whose sum is σ = 292698900. Its totient is φ = 34079232.

The previous prime is 103412303. The next prime is 103412321. The reversal of 103412304 is 403214301.

It can be written as a sum of positive squares in 2 ways, for example, as 6350400 + 97061904 = 2520^2 + 9852^2 .

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 (103412303) 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, 8782 + ... + 16850.

It is an arithmetic number, because the mean of its divisors is an integer number (4878315).

Almost surely, 2^103412304 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 103412304, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (146349450).

103412304 is an abundant number, since it is smaller than the sum of its proper divisors (189286596).

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

103412304 is a wasteful number, since it uses less digits than its factorization.

103412304 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8172 (or 8163 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 18.

The square root of 103412304 is about 10169.1840380632. The cubic root of 103412304 is about 469.3794496337.

Adding to 103412304 its reverse (403214301), we get a palindrome (506626605).

The spelling of 103412304 in words is "one hundred three million, four hundred twelve thousand, three hundred four".