103853440 has 64 divisors (see below), whose sum is σ = 249622560. Its totient is φ = 41316352.

The previous prime is 103853429. The next prime is 103853461. The reversal of 103853440 is 44358301.

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

It is a junction number, because it is equal to n+sod(n) for n = 103853399 and 103853408.

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, 168012 + ... + 168628.

Almost surely, 2^103853440 is an apocalyptic number.

103853440 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 103853440, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (124811280).

103853440 is an abundant number, since it is smaller than the sum of its proper divisors (145769120).

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

103853440 is an equidigital number, since it uses as much as digits as its factorization.

103853440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 899 (or 887 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 28.

The square root of 103853440 is about 10190.8507986331. The cubic root of 103853440 is about 470.0459288148.

The spelling of 103853440 in words is "one hundred three million, eight hundred fifty-three thousand, four hundred forty".