100050040 has 16 divisors (see below), whose sum is σ = 225112680. Its totient is φ = 40020000.

The previous prime is 100050031. The next prime is 100050053. The reversal of 100050040 is 40050001.

It is a Harshad number since it is a multiple of its sum of digits (10).

It is a junction number, because it is equal to n+sod(n) for n = 100049999 and 100050026.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1250586 + ... + 1250665.

Almost surely, 2^100050040 is an apocalyptic number.

100050040 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

100050040 is an abundant number, since it is smaller than the sum of its proper divisors (125062640).

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

100050040 is a wasteful number, since it uses less digits than its factorization.

100050040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2501262 (or 2501258 counting only the distinct ones).

The product of its (nonzero) digits is 20, while the sum is 10.

The square root of 100050040 is about 10002.5016870781. The cubic root of 100050040 is about 464.2362921527.

It can be divided in two parts, 1000 and 50040, that added together give a triangular number (51040 = T₃₁₉).

The spelling of 100050040 in words is "one hundred million, fifty thousand, forty".