103132404 has 72 divisors (see below), whose sum is σ = 282522240. Its totient is φ = 31594752.

The previous prime is 103132349. The next prime is 103132417. The reversal of 103132404 is 404231301.

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 23 ways as a sum of consecutive naturals, for example, 24357 + ... + 28275.

It is an arithmetic number, because the mean of its divisors is an integer number (3923920).

Almost surely, 2^103132404 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 103132404, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (141261120).

103132404 is an abundant number, since it is smaller than the sum of its proper divisors (179389836).

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

103132404 is a wasteful number, since it uses less digits than its factorization.

103132404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3989 (or 3984 counting only the distinct ones).

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

The square root of 103132404 is about 10155.4125470116. The cubic root of 103132404 is about 468.9555864065.

Adding to 103132404 its reverse (404231301), we get a palindrome (507363705).

The spelling of 103132404 in words is "one hundred three million, one hundred thirty-two thousand, four hundred four".