42903888 has 40 divisors (see below), whose sum is σ = 111117888. Its totient is φ = 14264832.

The previous prime is 42903877. The next prime is 42903893. The reversal of 42903888 is 88830924.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

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, 23256 + ... + 25032.

Almost surely, 2^42903888 is an apocalyptic number.

42903888 is a gapful number since it is divisible by the number (48) formed by its first and last digit.

It is an amenable number.

42903888 is an abundant number, since it is smaller than the sum of its proper divisors (68214000).

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

42903888 is a wasteful number, since it uses less digits than its factorization.

42903888 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2291 (or 2285 counting only the distinct ones).

The product of its (nonzero) digits is 110592, while the sum is 42.

The square root of 42903888 is about 6550.1059533415. The cubic root of 42903888 is about 350.0785891550.

The spelling of 42903888 in words is "forty-two million, nine hundred three thousand, eight hundred eighty-eight".