16123604 has 24 divisors (see below), whose sum is σ = 32437440. Its totient is φ = 6869376.

The previous prime is 16123589. The next prime is 16123643. The reversal of 16123604 is 40632161.

It is a happy number.

16123604 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 16123604.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3404 + ... + 6620.

It is an arithmetic number, because the mean of its divisors is an integer number (1351560).

Almost surely, 2^16123604 is an apocalyptic number.

16123604 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

16123604 is an abundant number, since it is smaller than the sum of its proper divisors (16313836).

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

16123604 is a wasteful number, since it uses less digits than its factorization.

16123604 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3407 (or 3405 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 23.

The square root of 16123604 is about 4015.4207749624. The cubic root of 16123604 is about 252.6314265319.

Adding to 16123604 its reverse (40632161), we get a palindrome (56755765).

The spelling of 16123604 in words is "sixteen million, one hundred twenty-three thousand, six hundred four".