103497440 has 24 divisors (see below), whose sum is σ = 244513080. Its totient is φ = 41398912.

The previous prime is 103497439. The next prime is 103497461. The reversal of 103497440 is 44794301.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (32).

It is a junction number, because it is equal to n+sod(n) for n = 103497397 and 103497406.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 323270 + ... + 323589.

It is an arithmetic number, because the mean of its divisors is an integer number (10188045).

Almost surely, 2^103497440 is an apocalyptic number.

103497440 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

103497440 is an abundant number, since it is smaller than the sum of its proper divisors (141015640).

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

103497440 is an equidigital number, since it uses as much as digits as its factorization.

103497440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 646874 (or 646866 counting only the distinct ones).

The product of its (nonzero) digits is 12096, while the sum is 32.

The square root of 103497440 is about 10173.3691567740. The cubic root of 103497440 is about 469.5082226007.

The spelling of 103497440 in words is "one hundred three million, four hundred ninety-seven thousand, four hundred forty".