100636340 has 96 divisors (see below), whose sum is σ = 251623680. Its totient is φ = 33094656.

The previous prime is 100636313. The next prime is 100636357. The reversal of 100636340 is 43636001.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 439346 + ... + 439574.

It is an arithmetic number, because the mean of its divisors is an integer number (2621080).

Almost surely, 2^100636340 is an apocalyptic number.

100636340 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 100636340, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (125811840).

100636340 is an abundant number, since it is smaller than the sum of its proper divisors (150987340).

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

100636340 is a wasteful number, since it uses less digits than its factorization.

100636340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 361 (or 359 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 23.

The square root of 100636340 is about 10031.7665443331. The cubic root of 100636340 is about 465.1413452456.

The spelling of 100636340 in words is "one hundred million, six hundred thirty-six thousand, three hundred forty".