100603040 has 48 divisors (see below), whose sum is σ = 238752360. Its totient is φ = 40058880.

The previous prime is 100603039. The next prime is 100603049. The reversal of 100603040 is 40306001.

It can be written as a sum of positive squares in 4 ways, for example, as 89340304 + 11262736 = 9452^2 + 3356^2 .

It is not an unprimeable number, because it can be changed into a prime (100603049) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 37256 + ... + 39864.

Almost surely, 2^100603040 is an apocalyptic number.

100603040 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 100603040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (119376180).

100603040 is an abundant number, since it is smaller than the sum of its proper divisors (138149320).

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

100603040 is a wasteful number, since it uses less digits than its factorization.

100603040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2865 (or 2857 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 14.

The square root of 100603040 is about 10030.1066793928. The cubic root of 100603040 is about 465.0900353658.

Adding to 100603040 its reverse (40306001), we get a palindrome (140909041).

The spelling of 100603040 in words is "one hundred million, six hundred three thousand, forty".