103992434 has 128 divisors (see below), whose sum is σ = 224985600. Its totient is φ = 34836480.

The previous prime is 103992419. The next prime is 103992437. The reversal of 103992434 is 434299301.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 103992394 and 103992403.

It is not an unprimeable number, because it can be changed into a prime (103992437) by changing a digit.

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 63 ways as a sum of consecutive naturals, for example, 1704764 + ... + 1704824.

It is an arithmetic number, because the mean of its divisors is an integer number (1757700).

Almost surely, 2^103992434 is an apocalyptic number.

103992434 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

103992434 is an abundant number, since it is smaller than the sum of its proper divisors (120993166).

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

103992434 is a wasteful number, since it uses less digits than its factorization.

103992434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 148.

The product of its (nonzero) digits is 23328, while the sum is 35.

The square root of 103992434 is about 10197.6680667690. The cubic root of 103992434 is about 470.2555332944.

The spelling of 103992434 in words is "one hundred three million, nine hundred ninety-two thousand, four hundred thirty-four".