101869056 has 80 divisors (see below), whose sum is σ = 301580400. Its totient is φ = 33951744.

The previous prime is 101869043. The next prime is 101869057. The reversal of 101869056 is 650968101.

It is a super-2 number, since 2×101869056² = 20754609140662272, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a self number, because there is not a number n which added to its sum of digits gives 101869056.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (101869057) 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, 10140 + ... + 17508.

It is an arithmetic number, because the mean of its divisors is an integer number (3769755).

Almost surely, 2^101869056 is an apocalyptic number.

101869056 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 101869056, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (150790200).

101869056 is an abundant number, since it is smaller than the sum of its proper divisors (199711344).

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

101869056 is an frugal number, since it uses more digits than its factorization.

101869056 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7396 (or 7374 counting only the distinct ones).

The product of its (nonzero) digits is 12960, while the sum is 36.

The square root of 101869056 is about 10093.0201624687. The cubic root of 101869056 is about 467.0328481924.

The spelling of 101869056 in words is "one hundred one million, eight hundred sixty-nine thousand, fifty-six".