1623104 has 28 divisors (see below), whose sum is σ = 3681984. Its totient is φ = 695424.

The previous prime is 1623091. The next prime is 1623107. The reversal of 1623104 is 4013261.

It is a tau number, because it is divible by the number of its divisors (28).

It is a zygodrome in base 13.

It is not an unprimeable number, because it can be changed into a prime (1623107) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1364 + ... + 2259.

2^1623104 is an apocalyptic number.

1623104 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

1623104 is an abundant number, since it is smaller than the sum of its proper divisors (2058880).

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

1623104 is an equidigital number, since it uses as much as digits as its factorization.

1623104 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3642 (or 3632 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 17.

The square root of 1623104 is about 1274.0109889636. The cubic root of 1623104 is about 117.5209921751.

Adding to 1623104 its reverse (4013261), we get a palindrome (5636365).

It can be divided in two parts, 16 and 23104, that multiplied together give a square (369664 = 608²).

The spelling of 1623104 in words is "one million, six hundred twenty-three thousand, one hundred four".