103361640 has 32 divisors (see below), whose sum is σ = 310085280. Its totient is φ = 27563072.

The previous prime is 103361623. The next prime is 103361641. The reversal of 103361640 is 46163301.

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

It is a self number, because there is not a number n which added to its sum of digits gives 103361640.

It is not an unprimeable number, because it can be changed into a prime (103361641) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 430554 + ... + 430793.

It is an arithmetic number, because the mean of its divisors is an integer number (9690165).

Almost surely, 2^103361640 is an apocalyptic number.

103361640 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

103361640 is an abundant number, since it is smaller than the sum of its proper divisors (206723640).

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

103361640 is a wasteful number, since it uses less digits than its factorization.

103361640 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 861361 (or 861357 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 24.

The square root of 103361640 is about 10166.6926775624. The cubic root of 103361640 is about 469.3027839498.

The spelling of 103361640 in words is "one hundred three million, three hundred sixty-one thousand, six hundred forty".