103493940 has 96 divisors (see below), whose sum is σ = 317955456. Its totient is φ = 24944640.

The previous prime is 103493933. The next prime is 103493941. The reversal of 103493940 is 49394301.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (103493941) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 153444 + ... + 154116.

It is an arithmetic number, because the mean of its divisors is an integer number (3312036).

Almost surely, 2^103493940 is an apocalyptic number.

103493940 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 103493940, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (158977728).

103493940 is an abundant number, since it is smaller than the sum of its proper divisors (214461516).

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

103493940 is a wasteful number, since it uses less digits than its factorization.

103493940 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 929 (or 927 counting only the distinct ones).

The product of its (nonzero) digits is 11664, while the sum is 33.

The square root of 103493940 is about 10173.1971375768. The cubic root of 103493940 is about 469.5029300469.

The spelling of 103493940 in words is "one hundred three million, four hundred ninety-three thousand, nine hundred forty".