104498478 has 96 divisors (see below), whose sum is σ = 274338720. Its totient is φ = 29393280.

The previous prime is 104498477. The next prime is 104498491. The reversal of 104498478 is 874894401.

It is a Smith number, since the sum of its digits (45) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (104498477) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 192888 + ... + 193428.

It is an arithmetic number, because the mean of its divisors is an integer number (2857695).

Almost surely, 2^104498478 is an apocalyptic number.

104498478 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 104498478, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (137169360).

104498478 is an abundant number, since it is smaller than the sum of its proper divisors (169840242).

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

104498478 is a wasteful number, since it uses less digits than its factorization.

104498478 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 639 (or 626 counting only the distinct ones).

The product of its (nonzero) digits is 258048, while the sum is 45.

The square root of 104498478 is about 10222.4497064060. The cubic root of 104498478 is about 471.0170791811.

It can be divided in two parts, 104498 and 478, that added together give a 4-th power (104976 = 18⁴).

The spelling of 104498478 in words is "one hundred four million, four hundred ninety-eight thousand, four hundred seventy-eight".