42658329 has 16 divisors (see below), whose sum is σ = 65243520. Its totient is φ = 24286080.

The previous prime is 42658271. The next prime is 42658351. The reversal of 42658329 is 92385624.

It is a happy number.

It is not a de Polignac number, because 42658329 - 2⁸ = 42658073 is a prime.

It is not an unprimeable number, because it can be changed into a prime (42608329) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2287 + ... + 9515.

It is an arithmetic number, because the mean of its divisors is an integer number (4077720).

Almost surely, 2^42658329 is an apocalyptic number.

It is an amenable number.

42658329 is a deficient number, since it is larger than the sum of its proper divisors (22585191).

42658329 is a wasteful number, since it uses less digits than its factorization.

42658329 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7520.

The product of its digits is 103680, while the sum is 39.

The square root of 42658329 is about 6531.3343965839. The cubic root of 42658329 is about 349.4094230907.

The spelling of 42658329 in words is "forty-two million, six hundred fifty-eight thousand, three hundred twenty-nine".