103428646 has 16 divisors (see below), whose sum is σ = 165900960. Its totient is φ = 48188800.

The previous prime is 103428641. The next prime is 103428671. The reversal of 103428646 is 646824301.

It is a Harshad number since it is a multiple of its sum of digits (34).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (103428641) 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, 11626 + ... + 18493.

It is an arithmetic number, because the mean of its divisors is an integer number (10368810).

Almost surely, 2^103428646 is an apocalyptic number.

103428646 is a deficient number, since it is larger than the sum of its proper divisors (62472314).

103428646 is a wasteful number, since it uses less digits than its factorization.

103428646 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30239.

The product of its (nonzero) digits is 27648, while the sum is 34.

The square root of 103428646 is about 10169.9875122834. The cubic root of 103428646 is about 469.4041733035.

The spelling of 103428646 in words is "one hundred three million, four hundred twenty-eight thousand, six hundred forty-six".