42903928 has 8 divisors (see below), whose sum is σ = 80444880. Its totient is φ = 21451960.

The previous prime is 42903911. The next prime is 42903983. The reversal of 42903928 is 82930924.

42903928 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (8).

It is a hoax number, since the sum of its digits (37) coincides with the sum of the digits of its distinct prime factors.

It is a nialpdrome in base 9.

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 as a sum of consecutive naturals, namely, 2681488 + ... + 2681503.

It is an arithmetic number, because the mean of its divisors is an integer number (10055610).

Almost surely, 2^42903928 is an apocalyptic number.

It is an amenable number.

42903928 is a deficient number, since it is larger than the sum of its proper divisors (37540952).

42903928 is a wasteful number, since it uses less digits than its factorization.

42903928 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5362997 (or 5362993 counting only the distinct ones).

The product of its (nonzero) digits is 31104, while the sum is 37.

The square root of 42903928 is about 6550.1090067265. The cubic root of 42903928 is about 350.0786979496.

The spelling of 42903928 in words is "forty-two million, nine hundred three thousand, nine hundred twenty-eight".