42329928 has 16 divisors (see below), whose sum is σ = 105824880. Its totient is φ = 14109968.

The previous prime is 42329923. The next prime is 42329933. The reversal of 42329928 is 82992324.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (42329923) and next prime (42329933).

It is not an unprimeable number, because it can be changed into a prime (42329921) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 881850 + ... + 881897.

It is an arithmetic number, because the mean of its divisors is an integer number (6614055).

Almost surely, 2^42329928 is an apocalyptic number.

It is an amenable number.

42329928 is an abundant number, since it is smaller than the sum of its proper divisors (63494952).

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

42329928 is a wasteful number, since it uses less digits than its factorization.

42329928 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1763756 (or 1763752 counting only the distinct ones).

The product of its digits is 62208, while the sum is 39.

The square root of 42329928 is about 6506.1454026174. The cubic root of 42329928 is about 348.5104808272.

The spelling of 42329928 in words is "forty-two million, three hundred twenty-nine thousand, nine hundred twenty-eight".