42932609 has 8 divisors (see below), whose sum is σ = 45276480. Its totient is φ = 40597200.

The previous prime is 42932581. The next prime is 42932627. The reversal of 42932609 is 90623924.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 42932609 - 2¹⁶ = 42867073 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (42932639) 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, 10199 + ... + 13779.

It is an arithmetic number, because the mean of its divisors is an integer number (5659560).

Almost surely, 2^42932609 is an apocalyptic number.

It is an amenable number.

42932609 is a deficient number, since it is larger than the sum of its proper divisors (2343871).

42932609 is a wasteful number, since it uses less digits than its factorization.

42932609 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4231.

The product of its (nonzero) digits is 23328, while the sum is 35.

The square root of 42932609 is about 6552.2979938339. The cubic root of 42932609 is about 350.1566890262.

The spelling of 42932609 in words is "forty-two million, nine hundred thirty-two thousand, six hundred nine".