42450329 has 8 divisors (see below), whose sum is σ = 43205568. Its totient is φ = 41698800.

The previous prime is 42450307. The next prime is 42450337. The reversal of 42450329 is 92305424.

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 42450329 - 2¹² = 42446233 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (42450349) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 31979 + ... + 33279.

It is an arithmetic number, because the mean of its divisors is an integer number (5400696).

Almost surely, 2^42450329 is an apocalyptic number.

It is an amenable number.

42450329 is a deficient number, since it is larger than the sum of its proper divisors (755239).

42450329 is a wasteful number, since it uses less digits than its factorization.

42450329 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1855.

The product of its (nonzero) digits is 8640, while the sum is 29.

The square root of 42450329 is about 6515.3916996601. The cubic root of 42450329 is about 348.8405962739.

The spelling of 42450329 in words is "forty-two million, four hundred fifty thousand, three hundred twenty-nine".