100563480 has 96 divisors (see below), whose sum is σ = 329378400. Its totient is φ = 26608128.

The previous prime is 100563479. The next prime is 100563487. The reversal of 100563480 is 84365001.

It is a super-2 number, since 2×100563480² = 20226027019420800, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100563487) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 48301 + ... + 50339.

It is an arithmetic number, because the mean of its divisors is an integer number (3431025).

Almost surely, 2^100563480 is an apocalyptic number.

100563480 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 100563480, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (164689200).

100563480 is an abundant number, since it is smaller than the sum of its proper divisors (228814920).

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

100563480 is a wasteful number, since it uses less digits than its factorization.

100563480 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2193 (or 2186 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 27.

The square root of 100563480 is about 10028.1344227129. The cubic root of 100563480 is about 465.0290651274.

The spelling of 100563480 in words is "one hundred million, five hundred sixty-three thousand, four hundred eighty".