42959628 has 36 divisors (see below), whose sum is σ = 109273528. Its totient is φ = 14230080.

The previous prime is 42959621. The next prime is 42959669. The reversal of 42959628 is 82695924.

It is a tau number, because it is divible by the number of its divisors (36).

It is not an unprimeable number, because it can be changed into a prime (42959621) 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 11 ways as a sum of consecutive naturals, for example, 2208 + ... + 9528.

Almost surely, 2^42959628 is an apocalyptic number.

It is an amenable number.

42959628 is an abundant number, since it is smaller than the sum of its proper divisors (66313900).

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

42959628 is a wasteful number, since it uses less digits than its factorization.

42959628 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7494 (or 7489 counting only the distinct ones).

The product of its digits is 311040, while the sum is 45.

The square root of 42959628 is about 6554.3594652719. The cubic root of 42959628 is about 350.2301289266.

The spelling of 42959628 in words is "forty-two million, nine hundred fifty-nine thousand, six hundred twenty-eight".