103868390 has 16 divisors (see below), whose sum is σ = 187790832. Its totient is φ = 41363424.

The previous prime is 103868381. The next prime is 103868399. The reversal of 103868390 is 93868301.

It is an interprime number because it is at equal distance from previous prime (103868381) and next prime (103868399).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (103868399) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 20609 + ... + 25148.

It is an arithmetic number, because the mean of its divisors is an integer number (11736927).

Almost surely, 2^103868390 is an apocalyptic number.

103868390 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

103868390 is a deficient number, since it is larger than the sum of its proper divisors (83922442).

103868390 is a wasteful number, since it uses less digits than its factorization.

103868390 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45991.

The product of its (nonzero) digits is 31104, while the sum is 38.

The square root of 103868390 is about 10191.5842733110. The cubic root of 103868390 is about 470.0684825516.

The spelling of 103868390 in words is "one hundred three million, eight hundred sixty-eight thousand, three hundred ninety".