103447320 has 32 divisors (see below), whose sum is σ = 310342320. Its totient is φ = 27585920.

The previous prime is 103447313. The next prime is 103447339. The reversal of 103447320 is 23744301.

It is a Harshad number since it is a multiple of its sum of digits (24).

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 7 ways as a sum of consecutive naturals, for example, 430911 + ... + 431150.

Almost surely, 2^103447320 is an apocalyptic number.

103447320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

103447320 is an abundant number, since it is smaller than the sum of its proper divisors (206895000).

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

103447320 is a wasteful number, since it uses less digits than its factorization.

103447320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 862075 (or 862071 counting only the distinct ones).

The product of its (nonzero) digits is 2016, while the sum is 24.

The square root of 103447320 is about 10170.9055644028. The cubic root of 103447320 is about 469.4324218477.

The spelling of 103447320 in words is "one hundred three million, four hundred forty-seven thousand, three hundred twenty".