100542336 has 64 divisors (see below), whose sum is σ = 269671680. Its totient is φ = 33187328.

The previous prime is 100542307. The next prime is 100542341. The reversal of 100542336 is 633245001.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (64).

It is a super-2 number, since 2×100542336² = 20217522656673792, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 39865 + ... + 42311.

It is an arithmetic number, because the mean of its divisors is an integer number (4213620).

Almost surely, 2^100542336 is an apocalyptic number.

100542336 is a gapful number since it is divisible by the number (16) 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 100542336, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (134835840).

100542336 is an abundant number, since it is smaller than the sum of its proper divisors (169129344).

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

100542336 is a wasteful number, since it uses less digits than its factorization.

100542336 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2571 (or 2559 counting only the distinct ones).

The product of its (nonzero) digits is 2160, while the sum is 24.

The square root of 100542336 is about 10027.0801333190. The cubic root of 100542336 is about 464.9964712416.

Adding to 100542336 its reverse (633245001), we get a palindrome (733787337).

The spelling of 100542336 in words is "one hundred million, five hundred forty-two thousand, three hundred thirty-six".