104520400 has 30 divisors (see below), whose sum is σ = 251111222. Its totient is φ = 41808000.

The previous prime is 104520347. The next prime is 104520413. The reversal of 104520400 is 4025401.

It can be written as a sum of positive squares in 3 ways, for example, as 5875776 + 98644624 = 2424^2 + 9932^2 .

It is a Harshad number since it is a multiple of its sum of digits (16).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 130251 + ... + 131050.

Almost surely, 2^104520400 is an apocalyptic number.

104520400 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

104520400 is an abundant number, since it is smaller than the sum of its proper divisors (146590822).

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

104520400 is a wasteful number, since it uses less digits than its factorization.

104520400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 261319 (or 261308 counting only the distinct ones).

The product of its (nonzero) digits is 160, while the sum is 16.

The square root of 104520400 is about 10223.5218980545. The cubic root of 104520400 is about 471.0500139971.

Adding to 104520400 its reverse (4025401), we get a palindrome (108545801).

The spelling of 104520400 in words is "one hundred four million, five hundred twenty thousand, four hundred".