103149684 has 72 divisors (see below), whose sum is σ = 287370720. Its totient is φ = 30936000.

The previous prime is 103149667. The next prime is 103149691. The reversal of 103149684 is 486941301.

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

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 38707 + ... + 41285.

It is an arithmetic number, because the mean of its divisors is an integer number (3991260).

Almost surely, 2^103149684 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 103149684, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (143685360).

103149684 is an abundant number, since it is smaller than the sum of its proper divisors (184221036).

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

103149684 is a wasteful number, since it uses less digits than its factorization.

103149684 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2701 (or 2696 counting only the distinct ones).

The product of its (nonzero) digits is 20736, while the sum is 36.

The square root of 103149684 is about 10156.2632892221. The cubic root of 103149684 is about 468.9817763645.

The spelling of 103149684 in words is "one hundred three million, one hundred forty-nine thousand, six hundred eighty-four".