100535004 has 72 divisors (see below), whose sum is σ = 270291840. Its totient is φ = 31417632.

The previous prime is 100535003. The next prime is 100535009. The reversal of 100535004 is 400535001.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100535003) 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, 69739 + ... + 71165.

Almost surely, 2^100535004 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 100535004, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (135145920).

100535004 is an abundant number, since it is smaller than the sum of its proper divisors (169756836).

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

100535004 is a wasteful number, since it uses less digits than its factorization.

100535004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1559 (or 1554 counting only the distinct ones).

The product of its (nonzero) digits is 300, while the sum is 18.

The square root of 100535004 is about 10026.7145167298. The cubic root of 100535004 is about 464.9851677544.

The spelling of 100535004 in words is "one hundred million, five hundred thirty-five thousand, four".