16103400 has 48 divisors (see below), whose sum is σ = 49922400. Its totient is φ = 4294080.

The previous prime is 16103303. The next prime is 16103413. The reversal of 16103400 is 430161.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a self number, because there is not a number n which added to its sum of digits gives 16103400.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 12820 + ... + 14019.

It is an arithmetic number, because the mean of its divisors is an integer number (1040050).

Almost surely, 2^16103400 is an apocalyptic number.

16103400 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

16103400 is an abundant number, since it is smaller than the sum of its proper divisors (33819000).

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

16103400 is a wasteful number, since it uses less digits than its factorization.

16103400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26858 (or 26849 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 15.

The square root of 16103400 is about 4012.9041852504. The cubic root of 16103400 is about 252.5258608287.

Adding to 16103400 its reverse (430161), we get a palindrome (16533561).

The spelling of 16103400 in words is "sixteen million, one hundred three thousand, four hundred".